Ten months into 2026, the top of the market has turned over three times. As of October 2026 the strongest all-round model is Claude Opus 5.5: Anthropic's launch table puts it at 89.9% on SWE-bench Pro, and at $4/$20 per million tokens it costs less than the Opus 5 it replaced. The most useful default for everyday work is Claude Sonnet 5.5 at half that price. OpenAI's best value is GPT-6.1 Sol ($2/$10), which independent testing places one point behind GPT-6 Astra. For speed and volume, Gemini 3.8 Flash and Claude Haiku 5.5 lead their price bands.
The safest AI models default, the cheaper option worth trying first, and the specialist pick — before you read the detail below.
Claude Opus 5.5 is the strongest answer here for AI models — pick it when quality of output matters more than the $4.00/1M/1M input you pay for it.
Claude Sonnet 5.5 handles the same job for about 50% less per token. Start here and only move up if the output is not good enough.
Gemini 3.8 Flash is the fastest of these for AI models — worth it when latency is what the reader notices, not the last few points of reasoning depth.
Claude Opus 5.5 is the strongest broad model of 2026 so far, and at $4/$20 it undercuts Opus 5's $5/$25.
Claude Sonnet 5.5 and GPT-6.1 Sol, both $2/$10, are the sensible defaults for most daily work.
Budget models caught up fastest: Claude Haiku 5.5 and GPT-6 Luna both cost $0.10/$0.50 per million tokens.
Pick Claude Opus 5.5 when the task is long, open-ended or expensive to get wrong — complex coding, analysis, agent runs.
Pick Claude Sonnet 5.5 or GPT-6.1 Sol as your everyday default; choose by which ecosystem your tools already use.
Pick Gemini 3.8 Flash for fast multimodal work, including video, and Claude Haiku 5.5 or GPT-6 Luna for high-volume pipelines.
Switch the scoring lens to see whether the AI models answer changes when cost, speed, or long-document depth leads the decision.
Anthropic / Balanced / Oct 10, 2026
Near-Opus 5.5 quality on scoped work at half the price.
Ranks models by the broadest mix of coding, writing, research, and long-context usefulness.
The work is long, ambiguous and multi-step — Anthropic positions Opus 5.5 for exactly that — or you need the lowest possible price, where Haiku 5.5 costs a twentieth as much.
Where the AI models recommendation shifts once you weigh price or latency differently.
Anthropic's new coding default — top SWE-bench Pro score at a lower price than Opus 5.
Near-Opus 5.5 quality on scoped work at half the price.
Near-Astra capability at Sol pricing — OpenAI's value pick.
OpenAI's frontier answer to Fable 5.1 — computer-use and agentic-coding leader at $10/$50.
Google's fast agentic workhorse — strong coding at Flash pricing.
Anthropic's budget model, now with adjustable reasoning, at $0.10/$0.50.
List prices and published scores — the numbers this page's pick is built from.
| Model | Input | Output | Est. month | Context | Speed | Coding | Writing | Research |
|---|---|---|---|---|---|---|---|---|
| Claude Opus 5.5Anthropic | $4.00/1M | $20.00/1M | $80 | 1M tokens | Deliberate | 100 | 97 | 99 |
| Claude Sonnet 5.5Anthropic | $2.00/1M | $10.00/1M | $40 | 1M tokens | Fast | 98 | 98 | 95 |
| GPT-6.1 SolOpenAI | $2.00/1M | $10.00/1M | $40 | 1.1M tokens | Balanced | 98 | 94 | 97 |
| GPT-6 AstraOpenAI | $10.00/1M | $50.00/1M | $200 | 1.1M tokens | Deliberate | 100 | 97 | 100 |
Scores out of 100 — how we evaluate models. “Est. month” is 10M in / 2M out at list price: a ceiling, no discounts.
Why each one is on the shortlist for AI models, what it is genuinely good at, and where we would steer you away from it.
Our pick for AI models. It scores 100/100 on the coding axis we weight this page by, and nothing else in this shortlist matches it on output quality.
Anthropic's September 22, 2026 Opus — a step up from Opus 5 on agentic coding, long-running agent work and vision, at a lower $4/$20 list price and with fewer tokens spent per finished task.
Your tasks are well-scoped and latency-sensitive — Sonnet 5.5 is half the price and Anthropic says it is the fastest Sonnet yet.
The new premium coding default from Anthropic. Opus 5.5 posts the highest SWE-bench Pro figure in any launch table we track and costs less than Opus 5 did. Fable 5.1 still makes sense for the hardest open-ended research at $10/$50; for almost everything else Opus 5.5 is the better buy, and Sonnet 5.5 at half the price is close behind on well-scoped work.
Full pricing, benchmark table and release notes on the Claude Opus 5.5 page.
The value option for AI models: about 50% less per token than Claude Opus 5.5, at 98/100 on coding. Worth starting here and moving up only if the output disappoints.
Anthropic's September 28, 2026 Sonnet — built for well-scoped everyday work like features, bug fixes, documents, slides and spreadsheets, priced at $2/$10 and close to Opus 5.5 on most of Anthropic's launch rows.
The work is long, ambiguous and multi-step — Anthropic positions Opus 5.5 for exactly that — or you need the lowest possible price, where Haiku 5.5 costs a twentieth as much.
The model most people should default to in the Claude lineup. Sonnet 5.5 lands within a few points of Opus 5.5 on most of Anthropic's launch rows, beats it on Terminal-Bench 4.0, and costs half as much. Step up to Opus 5.5 only when the task is open-ended and long.
Full pricing, benchmark table and release notes on the Claude Sonnet 5.5 page.
Rounds out the shortlist for AI models at 98/100 on coding.
Near-Astra capability at Sol pricing — OpenAI's value pick. Full GPT-6.1 Sol review →
Rounds out the shortlist for AI models at 100/100 on coding.
OpenAI's frontier answer to Fable 5.1 — computer-use and agentic-coding leader at $10/$50. Full GPT-6 Astra review →
UseRightAI recommendations are based on practical decision factors people actually feel in day-to-day use.
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As of October 2026, Claude Opus 5.5 is the strongest all-round model we track. Anthropic reports 89.9% on SWE-bench Pro, ahead of Claude Fable 5.1 (81.2%), and it costs $4/$20 per million tokens. GPT-6 Astra and Claude Fable 5.1 still lead some research and maths benchmarks, at $10/$50.
About fifty major public models. The biggest launches were Claude Fable 5 (June), the GPT-5.6 family (July), Claude Opus 5 (July), Claude Fable 5.1 and GPT-6 Astra (early September), and a late-September wave: Claude Opus 5.5, GPT-6 Sol and Luna, Claude Sonnet 5.5 and GPT-6.1 Sol. Our new-models timeline lists every one with its date and price.
Claude Haiku 5.5 and GPT-6 Luna, both $0.10/$0.50 per million tokens. Haiku 5.5 scores slightly higher on Artificial Analysis's index (43 vs 38); Luna has the larger context window. For open weights you can host yourself, DeepSeek V4.1 Flash is MIT-licensed.
Claude Opus 5.5 for the hardest work, by its 89.9% SWE-bench Pro figure. Claude Sonnet 5.5 is the better everyday coding pick at half the price, and Anthropic reports it ahead of Opus 5.5 on Terminal-Bench 4.0 (70.6% vs 66.4%).
Often. The top pick changed in June, July and September 2026. We update the ranking when a new model's pricing is published and verified, and mark replaced models as superseded rather than deleting their pages.