Loading model details, price history, and benchmarks…
Loading model details, price history, and benchmarks…
Anthropic
Claude Opus 5 is Anthropic’s model for complex coding agents and enterprise work. It supports text and image input, tool use, and adaptive thinking with adjustable effort.
From provider documentation. Reviewed September 18, 2026.
Compare exact models and providers before you fill up.
Anthropic
Loading estimate…
OpenAI
Loading estimate…
Estimates use tracked list rates. They are not actual charges or a billing commitment. Taxes, tool fees, negotiated rates and provider-specific limits may differ. Provider sign-in is required to buy credits.
Standard token rates exclude prompt-cache discounts, cache writes, batch discounts, and tool charges. Check the provider’s pricing for your workload.
Hover, tap, or use the day slider to inspect prices.
Dots mark documented effective dates. Dashed lines infer continuity between known events; they are not daily observations. Uncertain changes and retirements break the line. Lines stop at the last dated price evidence. Choose a live-check source for later observations; see the timeline below for citations. All dates are UTC.
| Date (UTC) | Input | Output | Evidence |
|---|---|---|---|
| 2026-07-24 | $5 | $25 | Documented date |
| 2026-07-25 | Not observed | Not observed | No evidence |
| 2026-07-26 | Not observed | Not observed | No evidence |
| 2026-07-27 | Not observed | Not observed | No evidence |
| 2026-07-28 | Not observed | Not observed | No evidence |
| 2026-07-29 | Not observed | Not observed | No evidence |
| 2026-07-30 | Not observed | Not observed | No evidence |
| 2026-07-31 | Not observed | Not observed | No evidence |
| 2026-08-01 | Not observed | Not observed | No evidence |
| 2026-08-02 | Not observed | Not observed | No evidence |
| 2026-08-03 | Not observed | Not observed | No evidence |
| 2026-08-04 | Not observed | Not observed | No evidence |
| 2026-08-05 | Not observed | Not observed | No evidence |
| 2026-08-06 | Not observed | Not observed | No evidence |
| 2026-08-07 | Not observed | Not observed | No evidence |
| 2026-08-08 | Not observed | Not observed | No evidence |
| 2026-08-09 | Not observed | Not observed | No evidence |
| 2026-08-10 | Not observed | Not observed | No evidence |
| 2026-08-11 | Not observed | Not observed | No evidence |
| 2026-08-12 | Not observed | Not observed | No evidence |
| 2026-08-13 | Not observed | Not observed | No evidence |
| 2026-08-14 | Not observed | Not observed | No evidence |
| 2026-08-15 | Not observed | Not observed | No evidence |
| 2026-08-16 | Not observed | Not observed | No evidence |
| 2026-08-17 | Not observed | Not observed | No evidence |
| 2026-08-18 | Not observed | Not observed | No evidence |
| 2026-08-19 | Not observed | Not observed | No evidence |
| 2026-08-20 | Not observed | Not observed | No evidence |
| 2026-08-21 | Not observed | Not observed | No evidence |
| 2026-08-22 | Not observed | Not observed | No evidence |
| 2026-08-23 | Not observed | Not observed | No evidence |
| 2026-08-24 | Not observed | Not observed | No evidence |
| 2026-08-25 | Not observed | Not observed | No evidence |
| 2026-08-26 | Not observed | Not observed | No evidence |
| 2026-08-27 | Not observed | Not observed | No evidence |
| 2026-08-28 | Not observed | Not observed | No evidence |
| 2026-08-29 | Not observed | Not observed | No evidence |
| 2026-08-30 | Not observed | Not observed | No evidence |
| 2026-08-31 | Not observed | Not observed | No evidence |
| 2026-09-01 | Not observed | Not observed | No evidence |
| 2026-09-02 | Not observed | Not observed | No evidence |
| 2026-09-03 | Not observed | Not observed | No evidence |
| 2026-09-04 | Not observed | Not observed | No evidence |
| 2026-09-05 | Not observed | Not observed | No evidence |
| 2026-09-06 | Not observed | Not observed | No evidence |
| 2026-09-07 | Not observed | Not observed | No evidence |
| 2026-09-08 | Not observed | Not observed | No evidence |
| 2026-09-09 | Not observed | Not observed | No evidence |
| 2026-09-10 | Not observed | Not observed | No evidence |
| 2026-09-11 | Not observed | Not observed | No evidence |
| 2026-09-12 | Not observed | Not observed | No evidence |
| 2026-09-13 | Not observed | Not observed | No evidence |
| 2026-09-14 | Not observed | Not observed | No evidence |
| 2026-09-15 | Not observed | Not observed | No evidence |
| 2026-09-16 | Not observed | Not observed | No evidence |
| 2026-09-17 | Not observed | Not observed | No evidence |
| 2026-09-18 | Not observed | Not observed | No evidence |
| 2026-09-19 | Not observed | Not observed | No evidence |
| 2026-09-20 | Not observed | Not observed | No evidence |
| 2026-09-21 | Not observed | Not observed | No evidence |
| 2026-09-22 | Not observed | Not observed | No evidence |
| 2026-09-23 | Not observed | Not observed | No evidence |
| 2026-09-24 | Not observed | Not observed | No evidence |
| 2026-09-25 | Not observed | Not observed | No evidence |
| 2026-09-26 | Not observed | Not observed | No evidence |
| 2026-09-27 | Not observed | Not observed | No evidence |
| 2026-09-28 | Not observed | Not observed | No evidence |
| 2026-09-29 | Not observed | Not observed | No evidence |
These are the earliest and latest successful checks we can prove from our retained polling records. Reconstructing an older price never moves these timestamps backward.
A baseline of these monitoring records was preserved on . The current checks below may be newer.
| Source | First proven live check (UTC) | Latest proven live check (UTC) |
|---|---|---|
| litellm | ||
| anthropic | ||
| models-dev |
A reconstruction from dated sources. The effective date, publication date, and date we added the evidence are recorded separately. Coverage is incomplete; an absent event does not prove nothing changed.
Fast mode costs twice the $5/$25 base price.
USD / 1M tokens: input $10 · output $50
Published 2026-07-24 · Added to our history
Opus 5 API available July 24 at $5 input/$25 output.
USD / 1M tokens: input $5 · output $25
Published 2026-07-24 · Added to our history
Results depend on reasoning effort, tools, and evaluation setup. Check the original report before comparing scores across models.
| Benchmark | Recorded score | Source | Date |
|---|---|---|---|
| lmarena-text-elohigh; leaderboard=text_style_control; category=overall; published=2026-09-25claude-opus-5-high [leaderboard=text_style_control; category=overall; published=2026-09-25] | 1,491.0767Elo | lmarena | 2026-09-25 |
| simple-benchscore=AVG@5Claude Opus 5 [score=AVG@5] | 0.806fraction | simple-bench | 2026-09-23 |
| lmarena-text-elohigh; leaderboard=text_style_control; category=overall; published=2026-09-13claude-opus-5-high [leaderboard=text_style_control; category=overall; published=2026-09-13] | 1,492.8999Elo | lmarena | 2026-09-13 |
| livebench-languagemax-effort; release=2026-06-25; score=mean of task means per categoryclaude-opus-5-max-effort [release=2026-06-25; score=mean of task means per category] | 0.8869fraction | livebench | 2026-06-25 |
| livebench-mathematicsmax-effort; release=2026-06-25; score=mean of task means per categoryclaude-opus-5-max-effort [release=2026-06-25; score=mean of task means per category] | 0.9573fraction | livebench | 2026-06-25 |
Each source has its own history. We don’t join conflicting sources into a single price trend. Standard input prices exclude cache discounts.
| livebench-ifmax-effort; release=2026-06-25; score=mean of task means per categoryclaude-opus-5-max-effort [release=2026-06-25; score=mean of task means per category] |
| 0.6377fraction |
| livebench |
| 2026-06-25 |
| livebench-averagemax-effort; release=2026-06-25; score=mean of task means per categoryclaude-opus-5-max-effort [release=2026-06-25; score=mean of task means per category] | 0.8008fraction | livebench | 2026-06-25 |
| livebench-agentic-codingmax-effort; release=2026-06-25; score=mean of task means per categoryclaude-opus-5-max-effort [release=2026-06-25; score=mean of task means per category] | 0.652fraction | livebench | 2026-06-25 |
| livebench-reasoningmax-effort; release=2026-06-25; score=mean of task means per categoryclaude-opus-5-max-effort [release=2026-06-25; score=mean of task means per category] | 0.9121fraction | livebench | 2026-06-25 |
| livebench-data-analysismax-effort; release=2026-06-25; score=mean of task means per categoryclaude-opus-5-max-effort [release=2026-06-25; score=mean of task means per category] | 0.7455fraction | livebench | 2026-06-25 |
| livebench-codingmax-effort; release=2026-06-25; score=mean of task means per categoryclaude-opus-5-max-effort [release=2026-06-25; score=mean of task means per category] | 0.8145fraction | livebench | 2026-06-25 |
Recorded scores use the source’s stored scale; percentage accuracies may be fractions from 0 to 1. Evaluation settings are not consistently available in the tracked feed. Provider-self-reported results have not been independently verified by TokenPylon.
Published by the model’s provider; not independent verification by TokenPylon.