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Claude Opus 4.1

Claude Opus 4.1 is an updated version of Anthropic’s flagship model, offering improved performance in coding, reasoning, and agentic tasks.

text + image + file → text · made by Anthropic

$15$75per Mtok in / out
Anthropic · 10 sellers

Sold by 15 ways

SellerLaneRate
Anthropic apibatch$7.5per Mtok in$37.5per Mtok outplatform.claude.com · read 2026-08-24
AWS Bedrock cloudstandard$15per Mtok in$75per Mtok out$1.5per Mtok cached$18.75per Mtok cache writemodels.dev · read 2026-09-16
Anthropic apistandard$15per Mtok in$75per Mtok out$1.5per Mtok cached$18.75per Mtok cache writeplatform.claude.com · read 2026-08-24
Databricks cloudstandard$15per Mtok in$75per Mtok out$1.5per Mtok cached$18.75per Mtok cache writemodels.dev · read 2026-09-16
DigitalOcean cloudstandard$15per Mtok in$75per Mtok out$1.5per Mtok cached$18.75per Mtok cache writemodels.dev · read 2026-09-16
Google Vertex AI cloudstandard$15per Mtok in$75per Mtok out$1.5per Mtok cached$18.75per Mtok cache writemodels.dev · read 2026-09-16
Microsoft Azure AI cloudstandard$15per Mtok in$75per Mtok out$1.5per Mtok cached$18.75per Mtok cache writemodels.dev · read 2026-09-16
Nous Research 2 ways$15per Mtok in$75per Mtok out$1.5per Mtok cached$18.75per Mtok cache write
Nous Research aggregatorbatch$7.5per Mtok in$37.5per Mtok out$0.75per Mtok cached$9.38per Mtok cache writeinference-api.nousresearch.com · read 2026-09-12
Nous Research aggregatorstandard$15per Mtok in$75per Mtok out$1.5per Mtok cached$18.75per Mtok cache writeinference-api.nousresearch.com · read 2026-09-12
OpenRouter 2 ways$15per Mtok in$75per Mtok out$1.5per Mtok cached$18.75per Mtok cache write
OpenRouter aggregatorbatch$7.5per Mtok in$37.5per Mtok out$0.75per Mtok cached$9.38per Mtok cache writeopenrouter.ai · read 2026-08-24
OpenRouter aggregatorstandard$15per Mtok in$75per Mtok out$1.5per Mtok cached$18.75per Mtok cache writeopenrouter.ai · read 2026-08-24
Requesty aggregatornot on the seller's list todayvertex us-east5$13.5per Mtok in$67.5per Mtok out$1.35per Mtok cachedrouter.requesty.ai · read 2026-08-25
Requesty aggregatornot on the seller's list todayanthropic$15per Mtok in$75per Mtok out$1.5per Mtok cachedrouter.requesty.ai · read 2026-08-28
Requesty aggregatorvertex$15per Mtok in$75per Mtok out$1.5per Mtok cachedrouter.requesty.ai · read 2026-08-28
ElectronHub aggregatorstandard$15per Mtok in$75per Mtok outapi.electronhub.ai · read 2026-09-16

Measured 40 standings

PlaceBoardMetricScore
2ndof 81Forecastbench — Epoch AIOverall score62
3rdof 11Gdpval — Epoch AIWin Rate (%)0.436
3rdof 49Lech mazur writing — Epoch AIMean score8.47
6thof 22Cybench — Epoch AIUnguided % Solved0.42
15thof 50Metr time horizons — Epoch AIaverage_score0.668
16thof 18Algotune — Epoch AIScore1.34
18thof 21Ebr bench — Epoch AImean_score7.937
19thof 41Deepresearchbench — Epoch AIAverage score0.483
19thof 46Enigma eval — Epoch AIAccuracy7.179
21stof 35Swe bench verified — Epoch AImean_score73.347
25thof 34LMArena · SearchScore (Elo)1148
27thof 51Humanity's Last Exam (Epoch AI replication)Accuracy11.52
30thof 38Vpct — Epoch AICorrect0.35
32ndof 102Simplebench — Epoch AIScore (AVG@5)0.6
43rdof 72Frontiermath tier 4 — Epoch AImean_score4.167
45thof 92Design Arena · asciiart (models)Elo1184
48thof 123Lmca — Epoch AIScore37.08
48thof 127Mystery game puzzles — Epoch AImean_score21
56thof 109Design Arena · svg (models)Elo1177
58thof 62Frontiermath tier 4 v2 — Epoch AImean_score2.439
63rdof 101FrontierMath (Tiers 1-3)mean_score7.241
68thof 161Dtbench — Epoch AIAccuracy80
74thof 112Ale bench — Epoch AIPerformance674.77
74thof 105Vectara Hallucination LeaderboardHallucination Rate11.8
75thof 402LMArena · TextScore (Elo)1448
76thof 155Design Arena · gamedev (models)Elo1194
77thof 147Design Arena · 3d (models)Elo1181
80thof 121Webdev arena — Epoch AIArena Score1388.83
81stof 128LMArena · WebDevScore (Elo)1389
84thof 170Weirdml — Epoch AIAccuracy45.86
86thof 156Design Arena · codecategories (models)Elo1186
87thof 150Design Arena · uicomponent (models)Elo1179
90thof 162Design Arena · website (models)Elo1189
91stof 152Design Arena · dataviz (models)Elo1182
91stof 106Frontiermath tiers 1 3 v2 — Epoch AImean_score12.632
107thof 202Terminalbench — Epoch AIAccuracy mean0.38
137thof 313GPQA Diamondmean_score77.273
138thof 290OTIS Mock AIME 2024-2025mean_score68.889
147thof 222Chess puzzles — Epoch AImean_score7
346thof 656Epoch capabilities index — Epoch AIECI Score144.14

About

Claude Opus 4.1 — a text model from Anthropic, sold by 10 companies from $15 in and $75 out per million tokens, placed 2nd of 81 on Forecastbench — Epoch AI.

It takes text, images and files and returns text, with a context window of 200,000 tokens. It was published in May 2025, trained on material up to March 2025. Its sellers say it can reason step by step and call a tool. The catalogue files it under reasoning, code and agents. Ten companies sell it. The cheapest is $15 in and $75 out per million tokens at AWS Bedrock. Beside the standard rate there are batch and separately routed lanes. It has been measured on 40 boards, and stands best at 2nd of 81 on Forecastbench — Epoch AI.

Every current figure

Maker
Anthropic
Register
model
Takes
text + image + file
Returns
text
Context
200,000 tokens
Longest answer
64,000 tokens
Published
May 2025
Knowledge to
March 2025
Licence
not read
Sellers
10
Price
$15 in and $75 out per million tokens — AWS Bedrock
Boards
40
Best place
2nd of 81 — Forecastbench — Epoch AI

Known as 7 names

claude-opus-4-1-searchanthropic/claude-opus-4.1anthropic/claude-opus-4.1:batchanthropic/claude-opus-4-1vertex/claude-opus-4-1vertex/claude-opus-4-1@us-east5Anthropic: Claude Opus 4.1 (batch)