AI Coding Live News

Google DeepMind and Artificial Analysis Launch MKA, a Multimodal Knowledge Agent Benchmark of 200 Real Visual Tasks: Claude Fable 5.2 Leads at 57%, Gemini 4 Carbon Scores 54% at About One-Fifth the Cost per Task

On November 10, Google DeepMind and Artificial Analysis launched MKA (Multimodal Knowledge Agent), a benchmark that tests whether agents can read visually dense files such as architectural drawings, engineering schematics, and clinical scans and deliver slide decks, spreadsheets, reports, and marked-up images. Its 200 private tasks span 10 industries and 83 occupations, with about 70 expert rubric checks per task. Artificial Analysis tested 21 models at launch: Claude Fable 5.2 (max) leads with a Climb WSR of 57%, followed by Gemini 4 Carbon (high) at 54% and Claude Opus 5.5 (max) at 53%. Fable averages $31.97 per task versus $6.29 for Carbon. Ten public tasks are on Hugging Face.

Google DeepMind and Artificial Analysis Launch MKA, a Multimodal Knowledge Agent Benchmark of 200 Real Visual Tasks: Claude Fable 5.2 Leads at 57%, Gemini 4 Carbon Scores 54% at About One-Fifth the Cost per Task

Key Takeaways

  • Scale: 200 private tasks across 10 industries and 83 occupations, each equal to 3–8 hours of work for a seasoned professional, graded on about 70 yes/no checks weighted 75% factual accuracy and 25% visual design (Google blog)
  • Leaderboard (Climb WSR): Claude Fable 5.2 (max) 57%, Gemini 4 Carbon (high) 54%, Claude Opus 5.5 (max) 53%, out of 21 models tested (AA leaderboard)
  • Cost: Fable 5.2 averages $31.97 per task, more than 5x Carbon ($6.29) and about 29x GPT-6.1 Sol ($1.11); the cheapest is GPT-6 Luna (Max) at $0.18
  • No single winner: Fable 5.2 leads 5 verticals, Opus 5.5 leads Education and Construction, Gemini 4 Argon leads Science, and Carbon leads Healthcare; Word document and text file outputs are hardest, with no model above 52%
  • Method: every model runs in the open-source Stirrup agent harness (up to 250 turns) and is graded by a non-Google model, GPT-6 Luna, as an agentic judge that agreed with domain experts 96% of the time; 10 public tasks are on Hugging Face under Apache-2.0
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Artificial Analysis: Claude Fable 5.2 Takes #1 on the AA-3D Interactive 3D Benchmark at 1271 Elo, 67 Points Clear, and Leads the VIALS-AA Scientific Image Reasoning Benchmark at 67%

Independent evaluator Artificial Analysis published two new results on November 10. On AA-3D, which tests how well a model acting as an agent builds interactive three.js web scenes, Claude Fable 5.2 (Max) scores 1271 Elo, 67 points ahead of second-place Claude Sonnet 5.5 (1204); its 95% confidence interval of 1246 to 1297 does not overlap any other model, so the lead is outside the margin of error. It is 132 points above Fable 5.1 (1139) and ahead of the top OpenAI and Google entries, GPT-6 Astra (1168) and Gemini 4 Argon (1147). On VIALS-AA, a life-science image reasoning benchmark, Fable 5.2 scores 67%, ahead of previous leader Gemini 4 Carbon (64%) and GPT-6 Astra (63%). AA also found opposite strategies: Fable averages about 37 tool calls per task, Astra about 8.

Artificial Analysis: Claude Fable 5.2 Takes #1 on the AA-3D Interactive 3D Benchmark at 1271 Elo, 67 Points Clear, and Leads the VIALS-AA Scientific Image Reasoning Benchmark at 67%

Key Takeaways

  • AA-3D: Fable 5.2 (Max) 1271 Elo vs Sonnet 5.5 1204 and Opus 5.5 1202; its 95% CI of 1246-1297 overlaps no other model
  • Generational gain: 132 points above Fable 5.1 (1139); the top OpenAI entry GPT-6 Astra scores 1168, the top Google entry Gemini 4 Argon 1147
  • AA-3D setup: each model works as an agent in an offline sandbox for up to 3 hours / 250 turns with Blender, Rapier physics, Python and a headless browser; human panelists vote on blind pairs after at least 30 seconds per scene
  • VIALS-AA: Fable 5.2 67%, Gemini 4 Carbon 64%, GPT-6 Astra 63%
  • Opposite tool strategies: Fable makes about 37 tool calls per task and 1.60 per turn (highest on the board); Astra makes about 8, the fewest AA has measured
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Meta Launches Muse Ember, Its Smallest and Most Efficient Model: $0.10/$0.50 per Million Tokens, 1M Context, and an Artificial Analysis Score of 36 That Ties Claude Haiku 5.5 at About a Third of the Cost per Task

Early on November 10 SGT, the official AI at Meta account introduced Muse Ember, which Meta calls its smallest and most efficient model so far. It targets the work agents repeat all day: tool calls, coding subtasks, routing, extraction and long document parsing. Muse Ember has a 1M-token context window, up to 512K output tokens, and native understanding of text, images, audio and video. Pricing is $0.10 per million input tokens, $0.004 per million cached input tokens and $0.50 per million output tokens, and it is live on the Meta Model API (as muse-ember-1.0) and in Muse Code. Artificial Analysis measured an Intelligence Index score of 36, the same as Claude Haiku 5.5 (max), at about $0.14 per task, roughly a third of Haiku's cost. It is the first model trained using Muse Wonder Full, and the weights are not open.

Meta Launches Muse Ember, Its Smallest and Most Efficient Model: $0.10/$0.50 per Million Tokens, 1M Context, and an Artificial Analysis Score of 36 That Ties Claude Haiku 5.5 at About a Third of the Cost per Task

Key Takeaways

  • Positioning: Meta's smallest and most efficient model, built for the high-frequency small steps agents take (tool calls, coding subtasks, routing, extraction, long document parsing); Meta's pitch is "Muse Wonder plans, Muse Ember handles the volume"
  • Specs: 1M-token context, up to 512K output tokens, native text, image, audio and video input, and Responses API support
  • Pricing: $0.10 input, $0.004 cached input and $0.50 output per million tokens; input is about 1/12 the price of Muse Spark 1.3 ($1.25)
  • Scores (Artificial Analysis): Intelligence Index 36, tied with Claude Haiku 5.5 (max), at $0.14 vs $0.41 per task; Coding Agent Index 46 (Haiku 5.5 in Claude Code 37, GPT-6 Luna in Codex 31), but FrontierCode 2.0 at 27.2% trails Haiku's 34.9%
  • Weak spots: AA-Omniscience knowledge accuracy is only 21.1%, mostly because it declines 64% of questions, which keeps its hallucination rate at 17.4%; the weights are not open, so it is available only via the Meta Model API and Muse Code
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Artificial Analysis Launches Decision Index v2: New Calibration-Aware Decision Score, 45% Private Data, Drex Max v1.1 Narrowly Leads Decision Models at 73

On November 8 (morning of November 9 in Singapore), independent evaluator Artificial Analysis released version 2 of its Decision Index for decision models. The headline metric is now a Decision Score that rewards both correct answers and well-calibrated confidence, the private-data share rises from 25% in v1 to 45%, and two new evaluations are added: AA-Paperclip with 1,500 private documents and AA-Symmetry for answer consistency. Among decision models, Nace AI's Drex Max v1.1 and Fastino Labs' GLiDE v1.2 both score 73, with Drex Max narrowly ahead, and Base Labs' Mammoth 27B scores 72. General LLMs score higher, with Claude Haiku 5.5 (Max) at 77 and GPT-6 Luna (Max) at 76, but cost $6,240 and $1,530 per 1M tasks versus $102 for Drex Max.

Artificial Analysis Launches Decision Index v2: New Calibration-Aware Decision Score, 45% Private Data, Drex Max v1.1 Narrowly Leads Decision Models at 73

Key Takeaways

  • New metric (official leaderboard): per-question score = 50 x (1 + c - (p - c)^2), equal overall to 50 x (1 + accuracy - Brier score); right answers always score above 50 and wrong ones below 50, with confidence spreading scores within each half
  • New weights: AA-Paperclip 30%, AA-Symmetry 15%, EvalSafe-O*NET-AA 15%, AA-Omniscience-Decision v1.1 15%, HLE-MultiChoice v1.1 15%, NVIDIA When2Call 10% (down from 25%); the saturated WildGuardTest was removed
  • Top decision models (vendor-run evaluation): Drex Max v1.1 73, GLiDE v1.2 73, Mammoth 27B 72; general LLMs Claude Haiku 5.5 (Max) 77 and GPT-6 Luna (Max) 76
  • Cost gap above 60x: Celeris-1.1 Decision $14 per 1M tasks, Drex Max v1.1 $102, Clef $859; GLiDE v1.2 bills a document's input for every question and costs $780, about 8x Drex Max
  • Speed: Celeris-1.1 Decision takes 56 ms per task and Elephant 9B 70 ms, versus 11.34 s for GPT-6 Luna (Max) and 32.65 s for Claude Haiku 5.5 (Max)
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Artificial Analysis Launches VIALS-AA: Handshake Life-Sciences Visual Reasoning Board; Vendor Lead Gemini 4 Carbon ~64%

On 2026-11-06, Artificial Analysis (@ArtificialAnlys) launched VIALS-AA: an independent rerun of Handshake AI VIALS (161 tasks across 8 scientific image domains) in the open Stirrup harness with code execution and image tools, three repeats per task, headline metric pass^3. Vendor board: Gemini 4 Carbon (high) ~64%, GPT-6 Astra (max) ~63%, Claude Opus 5.5 (max with fallback) ~61%; open-weights lead Kimi K3.1 Pro ~45%.

Artificial Analysis Launches VIALS-AA: Handshake Life-Sciences Visual Reasoning Board; Vendor Lead Gemini 4 Carbon ~64%

Key Takeaways

  • Source: Artificial Analysis official article/leaderboard on 2026-11-06; tasks from Handshake AI VIALS
  • Method: 161 tasks x 3 repeats; Stirrup with code execution + image tools; GPT-6 Luna (medium) grades; headline pass^3
  • Leaders (vendor): Gemini 4 Carbon (high) 64%, GPT-6 Astra (max) 63%, Claude Opus 5.5 (max with fallback) 61%
  • Cost & consistency: Sol ~59% at ~$0.056/task; Kimi K3.1 Pro near Astra on pass@3 but only ~45% on pass^3
  • Use: artificialanalysis.ai/articles/vials-aa and /evaluations/vials-aa
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Artificial Analysis Ships Endpoint Accuracy Index v1.1: Nearly 1 in 4 of 100+ Serverless Endpoints Score Below Reference

On 2026-11-06 Artificial Analysis launched Endpoint Accuracy Index v1.1: each serverless endpoint is scored as a percentage of a self-hosted official-weights reference across equally weighted BFCL-500, HLE-250, and AA-LCR-25. Vendor claim: nearly 1 in 4 of 100+ benchmarked endpoints score below the reference. AA-LCR-25 moved to v1.1 with repeats raised from 10 to 25 (average 95% CI ~±4.7 to ±2.6), and coverage expanded to six open-weights models including GLM-5.3 Flash and Muse Spark Open.

Artificial Analysis Ships Endpoint Accuracy Index v1.1: Nearly 1 in 4 of 100+ Serverless Endpoints Score Below Reference

Key Takeaways

  • Official: @ArtificialAnlys 2026-11-06 02:44 UTC; changelog 05 Nov 2026; methodology Endpoint Accuracy Index v1.1
  • Vendor claim: nearly 1 in 4 of 100+ serverless endpoints score below the self-hosted reference; providers often quantize, custom-kernel, tune stacks, or cap outputs
  • Equal-weight suite: BFCL v4-500 (3 repeats), HLE-250 (10), AA-LCR-25 (25); 95% CIs vs reference with significance flags
  • GLM-5.3 Flash: 16 of 22 endpoints statistically in line, one ~104.2; ~32K output caps scored ~22%/29% on HLE-250 vs 55% reference
  • Muse Spark Open: 3 of 5 endpoints ~99.5–99.9 (incl. FP4); two mainly lose on tool calling (BFCL-500 ~50%/51% vs 59%)
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Thinking Machines Launches Inkling 2 Small: 594B/17B MoE, Vendor-Reported AA Intelligence Index ~31; Tinker Inference and Fine-Tuning Now, Apache 2.0 Weights Planned Next Week

On November 5 Thinking Machines Lab introduced Inkling 2 Small, the first second-generation model: a 594B-total / 17B-active MoE with image input and variable thinking effort. The company reports an Artificial Analysis Intelligence Index score of about 31, with large gains versus prior Inkling models in agentic coding, vision and knowledge work. It is available now on Tinker for inference and fine-tuning with closed weights; full Apache 2.0 weights are planned next week after external safety testing. Tinker list pricing is about $0.30/$1.00 per million input/output tokens at 64K context.

Thinking Machines Launches Inkling 2 Small: 594B/17B MoE, Vendor-Reported AA Intelligence Index ~31; Tinker Inference and Fine-Tuning Now, Apache 2.0 Weights Planned Next Week

Key Takeaways

  • Specs (official): 594B total / 17B active MoE; Hybrid + Vision; variable effort; no audio (unlike prior Inkling)
  • Scores (vendor): AA Intelligence Index ~31; FrontierCode v2.0 ~25.4%; DeepSWE v1.1 ~72.1%; DesignArena Website Elo ~1340
  • Availability: Tinker Playground / fine-tune and sampling today; closed weights; Apache 2.0 full weights planned next week after safety tests
  • Pricing (Tinker docs): Prefill $0.30 / Sample $1.00 / Train $1.50 per 1M tokens at 64K; cached Prefill $0.03
  • Training note (official): joint RL ~1,075 steps and 17M+ rollouts; early checkpoints tested on OpenCode as Fledge-Alpha
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⚡ Inkling 2 Small⚡ Inkling-Small⚡ Inkling🤖 OpenCode🤖 Tinker🌐 Thinking Machines

FrontierPhysics Launches: 56 End-to-End Physics Tasks by 42 Physicists; Claude Opus 5.5 Tops ~27.4% Pass; Failures Center on Rigorous Reasoning

On November 5, the BenchFlow team publicly launched FrontierPhysics (arXiv:2611.06910): 56 end-to-end physics-research tasks authored by 42 physicists from their own work across nine domains. Agents must do literature review, planning, research/experiments, deterministic artifacts, and a manuscript. Across 22 models in 26 configurations, no setup passed more than 46 of 168 rollouts; the best reported Pass@1 is about 27.4% for Claude Opus 5.5 in Claude Code. Expert trajectory review finds the main gaps are rigorous reasoning and expert intuition, not missing physics facts. Artificial Analysis said it will partner to host the evaluation.

FrontierPhysics Launches: 56 End-to-End Physics Tasks by 42 Physicists; Claude Opus 5.5 Tops ~27.4% Pass; Failures Center on Rigorous Reasoning

Key Takeaways

  • Scale: 56 tasks by 42 authors at 26 institutions across 9 physics domains; 56 accepted from 182 submissions; 18 based on published papers (including 4 Nature)
  • Grading: deterministic verifiers plus expert rubrics (blockers/non-blockers); a pass needs all verifiers and blockers
  • Results: 22 models / 26 configs; no configuration passed more than 46 of 168 rollouts; best Pass@1 ~27.4% for Claude Opus 5.5 in Claude Code (paper)
  • Failures: rigorous reasoning ~48%, expert intuition ~34%, literature synthesis ~27%; missing physics knowledge is not the main cause (manual audit of GPT-6 Astra)
  • Ecosystem: run via BenchFlow; Artificial Analysis will partner to host; paper arXiv:2611.06910
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Artificial Analysis: Tencent Hy4 Scores 35 on Intelligence Index v5, Ranked No.2 Among China Labs, 31% on FrontierCode 2.0

Independent evaluator Artificial Analysis published Tencent Hunyuan Hy4 results on the Intelligence Index v5 on November 5 (08:28 UTC): a composite score of 35, tying Grok 4.7 (xhigh) and one point behind Claude Haiku 5.5 (max). Among China-based labs it ranks second only to Kimi K3.1 Pro (46). On agentic coding it scores 31% on FrontierCode 2.0 and 37% on Terminal-Bench 4.0; cost per Intelligence Index task is about $0.78, roughly one-tenth of same-score Grok 4.7.

Artificial Analysis: Tencent Hy4 Scores 35 on Intelligence Index v5, Ranked No.2 Among China Labs, 31% on FrontierCode 2.0

Key Takeaways

  • Intelligence Index v5 composite 35: ties Grok 4.7 (xhigh), one point behind Haiku 5.5 (max, 36); No.2 China-lab model behind Kimi K3.1 Pro (46)
  • FrontierCode 2.0 at 31% (leads China labs; DeepSeek V4.1 Flash 1017 max 28%, Kimi K3.1 Pro 25%); Terminal-Bench 4.0 at 37%
  • AA-Omniscience v1.1 accuracy 50% but hallucination rate 89% (Kimi K3.1 Pro hallucination 37%); HLE-Diamond 33%
  • About $0.78 per Intelligence Index task: ~10x cheaper than same-score Grok 4.7, ~13x cheaper than Qwen3.8 Max (34), nearly 2x Haiku 5.5
  • Pricing about $0.834/$2.501 per 1M input/output tokens, cache reads $0.042; 1M context; text and image input
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Artificial Analysis Makes Time per Task Its Headline Performance Metric: GPT-6 Astra Finishes a Max-Effort Task in About 17 Minutes, Ahead of Opus 5.5 and Gemini 4 Carbon

Independent benchmarker Artificial Analysis announced on X on November 4 (17:34 UTC) a new version of its API performance benchmarking: the headline metric moves from output speed to Time per Task, the time to finish one Intelligence Index task (output tokens per task divided by end-to-end output speed). It covers about 1,000 serverless endpoints, measures speed from sending the request to the final token, and adds multi-turn agentic coding and knowledge-work workloads. Per its data, GPT-6 Astra at max effort runs at 51 tokens/s yet finishes a task in about 17 minutes, against about 26 for Claude Opus 5.5 (max) and about 29 for Gemini 4 Carbon (high).

Key Takeaways

  • Time per Task equals output tokens per Intelligence Index task divided by end-to-end output speed, so a model that is fast per token but verbose can finish later than a slower model that uses fewer tokens.
  • End-to-end output speed runs from sending the request to the final token, including the wait before the first token (prefill and hidden reasoning); output tokens now come from each provider's API-reported counts instead of the o200k_base tokenizer.
  • GPT-6 Astra (max) runs at 51 tokens/s with about 50k output tokens per task and takes about 17 minutes; Claude Opus 5.5 (max, 111 tokens/s) takes about 26 minutes and Gemini 4 Carbon (high, 71 tokens/s) about 29, using roughly 120k to 170k tokens per task.
  • At each lab's API default effort (medium for all three), GPT-6 Astra, GPT-6.1 Sol and Opus 5.5 cut Time per Task by about 3 to 5x and Cost per Task by about 2 to 4x, scoring about 5 to 11 points lower; Opus 5.5 drops from about 26 minutes and $10.04 to about 6.8 minutes and $2.45.
  • The official methodology page lists this as version 3.0.0 (October 30), with runs now every 6 hours and a new endpoint error rate metric.
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Artificial Analysis Upgrades Its Six Capability Indexes to v2.0, Weighting Non-Hallucination and Agentic Tool Use; Claude Opus 5.5 Leads All Six

Independent evaluator Artificial Analysis announced on X on November 4 that its six Capability Indexes (Finance & Accounting, Strategy & Ops, Legal, Healthcare & Medical, Engineering, Economics) are now v2.0, aligned with Intelligence Index v5.0 evaluations and weighting Non-Hallucination and Agentic Tool Use more heavily. Across the indexes, HLE becomes HLE-Diamond, AA-Omniscience moves to v1.1 and GDPval-AA is removed; Engineering gains a new Science capability. Per Artificial Analysis, Claude Opus 5.5 (max) leads all six, with GPT-6 Astra (max) second in Finance & Accounting, Legal and Engineering. Among open-weights models, Kimi K3.1 Pro (weights not yet released) leads all six at #5 to #8.

Artificial Analysis Upgrades Its Six Capability Indexes to v2.0, Weighting Non-Hallucination and Agentic Tool Use; Claude Opus 5.5 Leads All Six

Key Takeaways

  • The six indexes map O*NET occupation tasks to representative benchmarks, weighted by how often each capability appears in that occupation (methodology page)
  • Common changes: HLE becomes HLE-Diamond, AA-Omniscience moves to v1.1, and GDPval-AA is dropped from Agentic Knowledge Work (now AA-Briefcase v1.1)
  • Non-Hallucination weight rises to 15% in Finance & Accounting and Legal; Agentic Tool Use (AutomationBench-AA) is 35% of Strategy & Ops, its largest component
  • Engineering adds Science (20%, CritPt v2 Hard Subset plus Terminal-Bench-Science 0.1) and FrontierCode 2.0 under Agentic Coding; Economics swaps AA-LCR for GDP.pdf
  • Results per Artificial Analysis: Claude Opus 5.5 (max) is #1 in all six; among open weights, Kimi K3.1 Pro leads all six, MiniMax-M3.1-Flash leads Strategy & Ops (#10) and DeepSeek V4.1 Flash 1017 (max) leads Healthcare & Medical (#12)
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Artificial Analysis releases AA-Omniscience v1.1: 3,000 refreshed questions and a calibrated 300-question public set, with Gemini 4 Carbon leading at a Net Score of 54

On October 31, independent evaluator Artificial Analysis released AA-Omniscience v1.1, its knowledge and hallucination benchmark and part of Intelligence Index v5. The question set shrinks from 6,000 to 3,000, dropping previously public and saturated questions, fixing errors and ambiguities, and adding new ones, and a new 300-question public set on Hugging Face is calibrated to the private set's difficulty, with 0.99 Pearson and Spearman correlation on Net Score. Gemini 4 Carbon (high) leads with a Net Score of 54, ahead of Claude Opus 5.5 at 48 and Claude Fable 5.1 at 46; Fable 5.1 has the highest accuracy (68%) and Gemini 4 Argon the lowest hallucination rate (4%). Models score about 1.9 points lower than on v1 on average, and MiniMax M3.1 Flash drops 22 points. All figures are as reported by Artificial Analysis.

Artificial Analysis releases AA-Omniscience v1.1: 3,000 refreshed questions and a calibrated 300-question public set, with Gemini 4 Carbon leading at a Net Score of 54

Key Takeaways

  • The question set shrinks from 6,000 to 3,000 across 6 domains and 42 topics: 600 each for science/engineering/math and software engineering, 450 each for finance, health, humanities/social sciences and law
  • A new 300-question public set is on Hugging Face, with 0.99 correlation to private-set Net Score and a median difference of 0.0 points
  • Net Score ranking: Gemini 4 Carbon (high) 54, Claude Opus 5.5 48, Claude Fable 5.1 46; the best open-weights model, Muse Spark Open, trails Gemini 4 Carbon by 28 points
  • Claude Fable 5.1 has the highest accuracy (68%), followed by Claude Opus 5.5 (66%); Gemini 4 Argon has the lowest hallucination rate (4%)
  • Rank order keeps a 0.98 Spearman correlation with v1, but scores are 1.9 points lower on average; MiniMax M3.1 Flash falls from 16 to -6 and MiMo V2.6 Pro from 8 to -5 (vendor-reported)
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Cartesia launches Managed Agents voice agent platform: #1 of 30 on Speech Agent Arena, $0.03 per minute at launch

Voice model company Cartesia launched Managed Agents on Oct 29, an end-to-end voice agent platform for enterprise phone calls that tunes its own speech-to-text and text-to-speech models together with the agent harness, and bundles telephony, knowledge bases, tool calls and outbound batches. Cartesia says it ranks #1 on Artificial Analysis's Speech Agent Arena with a 1115 Elo and scores 87.4% accuracy and 90.7% experience on ServiceNow's EVA-Bench (vendor-reported, with GPT-5.5 as the reasoning model). Launch pricing is 50% off at $0.03 per minute.

Cartesia launches Managed Agents voice agent platform: #1 of 30 on Speech Agent Arena, $0.03 per minute at launch

Key Takeaways

  • On Artificial Analysis's Speech Agent Arena blind preference test, Managed Agents ranks #1 of 30 agents with a 1115 Elo, ahead of Gemini 3.1 Flash Live Minimal (1099), Grok Voice 3.0 (1064) and GPT-Live-1 (1041) (Cartesia blog, as cited by the vendor)
  • First-attempt results on ServiceNow EVA-Bench across 200+ customer service, IT service and HR scenarios: 87.4% accuracy and 90.7% experience, versus 73.7%/71.2% for Grok Voice 3.0 and 59.0%/61.6% for GPT Realtime 2.1 (EVA-Bench)
  • All these benchmark runs use GPT-5.5 as the reasoning model; Cartesia's internal evaluation says 85% of calls had no turn-taking issues, versus 67% for other agents
  • Launch pricing is 50% off at $0.03 per minute; Cartesia says the platform has already handled tens of millions of conversations in finance, retail, hospitality and healthcare
  • It supports 44 languages; English, Spanish, Hindi, French and Japanese can switch mid-call today, with the rest coming soon
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GitHub Universe 2026: Copilot Fusion is generally available, routing and orchestrating models automatically, with Fusion Max scoring 60 on the Artificial Analysis Coding Agent Index at about half the cost of Claude Code with Opus 5.5 Max

At GitHub Universe 2026 on Oct 28, GitHub made Copilot Fusion generally available. It merges the multi-model orchestration of the Project HydraFusion research preview with Copilot auto model selection: users pick Copilot Fusion and an effort level (Standard, High or Max) in the model picker, and the system decides which models to use and whether to run a Single, Cascade or Critique workflow. GitHub says Fusion Max scored 60 on the Artificial Analysis Coding Agent Index, two points below Claude Code with Opus 5.5 Max, at about half the API cost per task, about half the tokens and about 40% less time. Each underlying model is billed at its standard rate, and paid plans get 30% off through Nov 30.

GitHub Universe 2026: Copilot Fusion is generally available, routing and orchestrating models automatically, with Fusion Max scoring 60 on the Artificial Analysis Coding Agent Index at about half the cost of Claude Code with Opus 5.5 Max

Key Takeaways

  • Scores (Artificial Analysis Coding Agent Index v2.0): Fusion Max 60 versus 62 for Claude Code with Opus 5.5 Max; $5.59 per task versus $11.42, while the Devin Fusion pairing scores 62 at $8.00
  • Breakdown: a slight lead on Terminal-Bench 4.0 at 71, third on FrontierCode at 51 (Claude Code 56, Devin Fusion 54), and a weaker 57 on SWE-Atlas-QnA-AA
  • Efficiency: about 7.2M tokens per task, roughly half of Claude Code with Opus 5.5 and 30% fewer than Devin Fusion; GitHub reports about 40% less time per task
  • The pool includes Claude Opus 5.5, Claude Sonnet 5.5, GPT-6 Astra and GPT-6 Sol; admins can disable individual models for Fusion only and set Fusion as the default
  • Availability: all Copilot plans in VS Code, the Copilot app, Copilot CLI and JetBrains IDEs; existing auto, HydraFusion and HydraFusion Max selections migrate to matching effort levels
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Google releases Gemini 4 Carbon two weeks after Argon: 59 and first place on the Artificial Analysis Intelligence Index v5, state-of-the-art cybersecurity and long-horizon coding, with early access for cyber defenders in the Fairwind program

Google DeepMind announced Gemini 4 Carbon on Oct 28, calling it its strongest model, just two weeks after Gemini 4 Argon. The official blog says it ranks first on v5.0 of the Artificial Analysis Intelligence Index at 59 and leads three cybersecurity evaluations: 88.2% on SEC-bench Pro for finding vulnerabilities, 54.8% on ExploitGym for exploitation and 71.0% on CWE-bench for patching; it also gains 89 points to rank fourth on WebDev Arena at 1769. Access starts this week for a subset of cyber defenders in the Fairwind program, with developers, businesses and consumers to follow. Introductory pricing matches Argon at $2 per million input tokens and $10 per million output tokens, rising to $4 and $20 afterwards.

Google releases Gemini 4 Carbon two weeks after Argon: 59 and first place on the Artificial Analysis Intelligence Index v5, state-of-the-art cybersecurity and long-horizon coding, with early access for cyber defenders in the Fairwind program

Key Takeaways

  • Positioning: Google calls it its strongest model, aimed at cybersecurity and long-horizon agentic work; internal teams saw it run for days to root-cause and patch subtle bugs across large codebases and low-level systems
  • Official scores (evaluated without guardrails): 88.2% on SEC-bench Pro, 54.8% on ExploitGym and 71.0% on Collinear's CWE-bench; 59 and first place on the Artificial Analysis Intelligence Index v5.0; +89 to fourth place on WebDev Arena at 1769
  • Safety and alignment: successful cheating on Terminal-Bench 4.0 fell to 0.0% with a 0.4% attempt rate, high-severity misalignment alerts in internal live coding dropped by almost 80%, unsupported claims are about half of Argon's, and the Gray Swan indirect prompt injection attack success rate fell from Argon's 0.7% to 0.0%
  • Internal examples: more than 2x Argon's success rate at generating secure code, and the Chrome team reports more than 10x better high-quality patches than another lab's large frontier model
  • Rollout: a subset of cyber defenders in the Fairwind program first, alongside the U.S. government's voluntary pre-release testing; no developer API yet; introductory pricing of $2 / $10 per million tokens with cached input 95% off, then $4 / $20
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