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Frontier and open models: releases, capabilities, pricing and published results, and what each one changes.

35 stories

Models · NewsGemini 4 Carbon: $2/$10 at launch, then $4/$20, but only cyber defenders get it for nowGemini 4 Carbon, announced by Google on October 28, 2026, will launch at Argon's $2/$10 introductory price per million tokens, then $4/$20. For now it goes only to a subset of cyber defenders through Fairwind, with no public release date, model ID or model card.Oct 29·6 min read

Models · ExplainerGemini 4 Carbon vs Claude Opus 5.5 vs GPT-6.1 Sol: price, context, access and benchmarks (October 2026)Oct 29·9 min read

Models · NewsGenie 4: Google DeepMind's world model adds audio and live steering, but it's trusted testers only, with no price yetOct 29·6 min read

All Models stories · 35

Models · NewsGPT-6.1 Terra: $1/$5 per million tokens, half GPT-6.1 Sol's price, in ChatGPT Work, Codex and the APIGPT-6.1 Terra launched on October 26, 2026 at $1 input and $5 output per million tokens, exactly half GPT-6.1 Sol's API price. It's in ChatGPT Work, Codex and the API, but not in the Chat tab. Prices, limits, OpenAI's benchmark claims and how it compares with Sol.Oct 27·6 min read

Models · NewsKimi K3.1 Pro: $2/$10 per million tokens, a 55 on Artificial Analysis, and open weights promised by November 4Kimi K3.1 Pro, released by Moonshot AI on October 23, 2026, costs $2 input and $10 output per million tokens, scores 55 on the Artificial Analysis Intelligence Index, and is due as open weights by November 4. Its price, benchmarks and what isn't known yet.Oct 26·5 min read

Models · NewsBlock's Dessa: a full-duplex conversation model trained only on speech, with no text, released as a closed research previewBlock's Dessa is a speech-to-speech conversation model that Block says was trained from scratch on human conversation audio, with no text and no pretrained models. What that claim means, what Block has disclosed, and what it hasn't: size, license, benchmarks or a release date.Oct 26·4 min read

Models · CompareGPT-6 Astra vs GPT-6.1 Sol vs GPT-6 Luna: what each OpenAI model is for, prices, limits and which to use (October 2026)GPT-6 Astra vs 6.1 Sol vs Luna, compared on OpenAI's own pages as of October 23, 2026: Astra costs $10/$50 per million tokens, GPT-6.1 Sol $2/$10 and Luna $0.10/$0.50, all with a 1.05M-token context, but they sit in different parts of ChatGPT.Oct 24·Checked Oct 23

Models · BenchmarksBest AI image generators (October 2026), according to LMArena and Artificial Analysis: OpenAI's GPT-Image-2.5 ranks first on bothLooking for the best AI for image generation? On October 23, 2026, OpenAI's GPT-Image-2.5 Sunburst ranks first on LMArena's text-to-image leaderboard and on Artificial Analysis's text-to-image and editing boards. Here's who follows, what each costs and where you can use it.Oct 24·8 min read

Models · NewsMistral Large 4: $1.36/$4.18 per million tokens, a 1M-token context claim, mid-pack independent scores, and open weights due October 31Mistral Large 4 is a roughly 1-trillion-parameter MoE with 52B active parameters, in API preview since October 6, 2026 at $1.36 input and $4.18 output per million tokens. Independent evaluators place it mid-pack, and the open weights are scheduled for October 31.Oct 24·5 min read

Models · NewsVoxtral 3: Mistral's new speech-to-text, text-to-speech and voice-agent SDK are API-only, unlike earlier Voxtral modelsVoxtral 3, released October 20, 2026, adds three Mistral transcription models, a text-to-speech model and a voice-agent SDK priced from $0.0035 a minute. Unlike earlier Voxtral releases, none of the Voxtral 3 models has open weights.Oct 24·5 min read

Models · ExplainerWhat is a diffusion language model? Inception's Mercury 3 explainedA diffusion language model drafts a whole block of text and refines it in parallel, instead of writing one token at a time. Inception's Mercury 3, launched October 19, 2026, claims 1,068 tokens per second, a 1-million-token context and $0.20/$0.70 pricing. Here's how diffusion LLMs work and what the trade-offs are.Oct 20·7 min read

Models · ExplainerGPT-7 release date: what OpenAI has actually said, and what's reportedThere is no GPT-7 release date. As of October 20, 2026, OpenAI hasn't announced GPT-7 at all. Here's what it has shipped (GPT-6 Astra, Sol, Luna and GPT-6.1 Sol), how long its big launches have taken, and what The Information and others have reported about its next flagship.Oct 20·7 min read

Models · ExplainerClaude 6 release date: what Anthropic has said, and what comes after Opus 5.5 and Fable 5.1There is no Claude 6 release date. As of October 20, 2026, Anthropic hasn't announced Claude 6, an Opus 6 or a Fable 5.5. Here's the current lineup, how often Anthropic ships, which models retire when, and what Reuters, The Information and leak-watchers have reported.Oct 20·7 min read

Models · ExplainerCheap, fast AI models compared (October 2026): DeepSeek V4.1 Flash 1017 vs MiniMax M3.1 Flash vs Claude Haiku 5.5 vs Gemini Flash vs GPT-6 LunaCheap, fast AI models compared as of October 20, 2026: MiniMax M3.1 Flash, DeepSeek V4.1 Flash 1017, Claude Haiku 5.5, Gemini 3.8 Flash and GPT-6 Luna on official prices, context, output limits, open weights, and what Artificial Analysis and Vals AI report.Oct 20·9 min read

Models · ExplainerWhy is Claude Fable 5 unavailable? The June export-control ban, its return, and what you can use nowWhy is Claude Fable 5 unavailable? The US government's June 12, 2026 export-control order forced Anthropic to switch it off worldwide. The ban was lifted on June 30 and Fable 5 came back on July 1. If you still can't pick it today, the cause is almost always your plan or usage credits.Oct 16·9 min read

Models · NewsGLM-Legal: what Z.ai's legal AI model is, how it scored, and whether you can download itZ.ai announced GLM-Legal on October 12, 2026, a legal-work model built on its open-weight GLM-5.3-Flash. Independent evaluator Vals AI ranks it seventh on Harvey's Legal Agent Benchmark at $0.15 a task, but the model itself is an application-only API beta with no published price, license or weights.Oct 16·5 min read

Models · NewsKrea 3 and EmbeddingGemma 2 speech-to-text: two smaller AI releases worth knowingKrea 3, launched October 15, 2026, is an image model built for editing at scale at $0.03 to $0.06 an image. Separately, a developer turned Google's open EmbeddingGemma 2 into an on-device speech-to-text app. What each is, what's open, and what it costs.Oct 16·6 min read

Models · NewsMicrosoft MAI-Base-2: a 2.8-trillion-parameter base model, a 4–12x efficiency claim, and no release dateMicrosoft AI finished pretraining MAI-Base-2, a 2.8T-parameter mixture-of-experts model with 80B active parameters, on 16,000 GB200 GPUs, it said on October 15, 2026. What Microsoft claims, what Mustafa Suleyman reportedly told staff about OpenAI, and why you can't use it yet.Oct 16·4 min read

Models · ExplainerAnthropic's distillation defenses explained: preserved thinking, extraction classifiers and account bansOn October 12, 2026, Anthropic said new defenses against distillation have cut the data harvested from Claude by around 90 to 99%. What distillation is, why reasoning transcripts are the prize, how preserved thinking and the new classifiers work, and what they change for developers.Oct 14·7 min read

Models · ExplainerOpenAI loop transformers: what's reported about GPT-6.1 Sol and OpenAI's next model, and what a looped transformer isThe Information reported on October 13, 2026, that OpenAI is working through safety issues tied to loop transformers before shipping its next flagship model. What's actually confirmed, what OpenAI's GPT-6.1 Sol safety addendum shows, how the cancelled GPT-6.1 Astra fits in, and how looped transformers work.Oct 14·7 min read

Models · NewsGemini 4 Argon is now generally available: price, who gets it and what Google claimsGoogle opened Gemini 4 Argon to paid API developers, AI Pro and Ultra subscribers and businesses on October 13, 2026. The Gemini 4 Argon price is $2/$10 per million tokens through November 30, then $4/$20, and free users are still left out.Oct 14·6 min read

Models · CompareGemini 4 Argon vs Claude Opus 5.5 vs GPT-6 (Sol/Astra): price, context, access and benchmarks (October 2026)Gemini 4 Argon vs Claude Opus 5.5 vs GPT-6 Astra and GPT-6.1 Sol, compared on official prices, context and output limits, where you can use each, and what vendor and independent benchmarks do and don't show.Oct 14·Checked Oct 14

Models · NewsMeta Muse Wonder and Muse Wonder Full: price, availability and what Artificial Analysis foundMeta released Muse Wonder and Muse Wonder Full on October 12, 2026. Muse Wonder costs $4/$20 per million tokens on Meta's API; Wonder Full is only in paid Muse Code plans. Artificial Analysis scores them 52 and 56 on its Intelligence Index.Oct 14·5 min read

Models · NewsClaude Haiku 5.5: price, 1M context and how it compares with Haiku 4.5Anthropic released Claude Haiku 5.5 on October 7, 2026. It costs $0.10/$0.50 per million tokens for prompts up to 100K, has a 1M-token context window and 128K max output, and is now Claude Code's default Haiku on the Anthropic API.Oct 13·5 min read

Models · NewsGPT-6.1 Sol Ultrafast and GPT-6 in ChatGPT: what changed after OpenAI DevDay, with pricesGPT-6.1 Sol got an Ultrafast mode in the API on October 8 at six times the standard price, and GPT-6 reached free ChatGPT users. Here's what changed between DevDay and October 12, 2026.Oct 13·5 min read

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