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Claude Opus 4.8

Anthropic · claude-opus-4-8

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Top Claude Opus tier for the hardest reasoning, coding, and long-horizon agents

Specification

anthropic listing

Context
1M
Max output
128K
Released
2026-05-28
Knowledge cutoff
2026-01
Retires
2027-09-01
Open weights
no
Input
text, image, pdf
Output
text

Price

US dollars per million tokens · anthropic list price

Input
$5.00
Output
$25.00
Cache read
$0.50
Cache write
$6.25

Batch and priority prices

US dollars per million tokens · per listing

PriceListing$/M
Batch inputanthropic$2.50
Batch outputanthropic$12.50
Cache write, 1 hourbedrock_converse$10.00
Cache write, 1 hourbedrock_converse · us$11.00
Cache write, 1 hourbedrock$12.00

Batch input is 50% below the interactive input price at the same listing.

Quality

14 benchmarks · 2 sources

Composite
86th
percentile of 344 scored models
Rank
50 / 344
±0.06 sd
Evidence
14 × 2
3 or more benchmarks, from 2 or more sources
Effort range
3.8
points between effort settings
reasoning81st4/4 bench
math90th6/7 bench
knowledge74th1/1 bench
general58th1/1 bench

By reasoning effort

every setting placed on the same scale as the leaderboard

SettingCompositeBenchmarks behind it
max88th12
low87th3
xhigh78th1
high64th1

Every score

one row per source and configuration — nothing averaged away

BenchmarkScoreConfigurationSourceRun
FrontierMath-Tier-4-2025-07-0131.2 ±6.8maxEpoch AI2026-06-08
OTIS Mock AIME 2024-202598.3 ±1.4maxEpoch AI2026-06-07
↳97.8 ±2.2lowEpoch AI2026-08-06
Settings differ by 0.5 points on this benchmark.
FrontierMath-Tiers-1-3-v280.0 ±2.4maxEpoch AI2026-06-10
FrontierMath-v147.2 ±2.9maxEpoch AI2026-06-08
GPQA diamond91.0 ±1.9maxEpoch AI2026-06-07
↳88.4 ±2.3lowEpoch AI2026-08-06
Settings differ by 2.6 points on this benchmark.
FrontierMath-Tier-4-v256.1 ±7.8maxEpoch AI2026-06-10
Chess Puzzles52.0 ±5.0maxEpoch AI2026-10-13
↳29.0 ±4.6lowEpoch AI2026-10-13
Settings differ by 23.0 points on this benchmark.
SimpleQA Verified53.0 ±1.6maxEpoch AI2026-08-27
Mystery Game Puzzles36.0 ±4.8maxEpoch AI2026-07-25
↳31.0 ±4.6xhighEpoch AI2026-07-26
Settings differ by 5.0 points on this benchmark.
LiveBench77.1max · 23 runsLiveBench2026-06-25
OEIS Open Lite39.0 ±4.9highEpoch AI2026-08-11
Furniture Assembly42.5 ±6.4maxEpoch AI2026-09-10
EBR-bench28.6 ±1.4maxEpoch AI2026-08-07
OEIS Open29.9 ±2.1highEpoch AI2026-08-11

The leading figure for a benchmark is the median across its configurations, so one heroic high-effort run cannot set the number.

Available from 67 hosts

HostIn $/MOut $/MCache rdCache wrContextOutputRetires
anthropicvendor$5.00$25.00$0.50$6.251M128K—
unorouter$0.425$2.125——1M128K—
xpersona$1.50$9.25$0.15—200K128K—
poe$4.2929$21.4646$0.4293$5.36621M128K—
302ai$5.00$25.00$0.50$6.251M128K—
abacus$5.00$25.00——1M128K—
aihubmix$5.00$25.00$0.50$6.251M128K—
amazon-bedrock$5.00$25.00$0.50$6.251M128K—
amazon-bedrock · global$5.00$25.00$0.50$6.251M128K—
azure$5.00$25.00$0.50$6.251M128K—
azure_ai$5.00$25.00$0.50$6.251M128K2027-09-01
azure-cognitive-services$5.00$25.00$0.50$6.251M128K—
bedrock_converse$5.00$25.00$0.50$6.251M128K—
bedrock_converse · global$5.00$25.00$0.50$6.251M128K—
cloudflare-ai-gateway$5.00$25.00$0.50$6.251M128K—
commandcode$5.00$25.00$0.50$6.251M128K—
crossmodel$5.00$25.00$0.50$6.251M128K—
daoxe$5.00$25.00$0.50$6.251M128K—
databricks$5.00$25.00$0.50$6.251M128K—
deepinfra$5.00$25.00——1M1M—
edenai$5.00$25.00$0.50$6.251M128K—
fastrouter$5.00$25.00$0.50$6.251M128K—
freemodel$5.00$25.00$0.50$6.251M128K—
github_copilot · github-copilot$5.00$25.00$0.50$6.25200K64K2026-11-16
github-copilot$5.00$25.00$0.50$6.25200K64K—
gmicloud$5.00$25.00$0.50—1M128K—
impossibl$5.00$25.00$0.50$6.251M128K—
kilo$5.00$25.00$0.50$6.251M128K—
llmgateway$5.00$25.00$0.50$6.251M128K—
llmgateway-providers$5.00$25.00$0.50$6.251M128K—
llmgateway-providers · aws-bedrock$5.00$25.00$0.50$6.251M128K—
llmgateway-providers · azure-anthropic$5.00$25.00$0.50$6.251M128K—
merge-gateway$5.00$25.00$0.50$6.251M128K—
modelis$5.00$25.00——1M128K—
nano-gpt$5.00$25.00$0.50—1M128K—
nano-gpt · thinking$5.00$25.00$0.50—1M128K—
nearai$5.00$25.00$0.50—1M128K—
neon$5.00$25.00$0.50$6.251M128K—
ofox$5.00$25.00$0.50$6.251M128K—
opencode$5.00$25.00$0.50$6.251M128K—
openrouter$5.00$25.00$0.50$6.251M128K—
opper$5.00$25.00$0.50$6.251M128K—
orcarouter$5.00$25.00$0.50$6.251M128K—
perplexity$5.00$25.00$0.50————
prime$5.00$25.00——1M128K—
requesty$5.00$25.00$0.50$6.251M128K—
routing-run$5.00$25.00——1M32K—
snowflake-cortex$5.00$25.00$0.50$6.251M128K—
tempr$5.00$25.00$0.50$6.251M128K—
venice$5.00$25.00$0.50$6.251M128K—
vercel$5.00$25.00$0.50$6.251M128K—
vertex_ai-anthropic_models$5.00$25.00$0.50$6.251M128K2027-05-28
zenmux$5.00$25.00$0.50$6.251M128K—
aimlapi$5.29$26.45$0.529$6.61251M128K—
amazon-bedrock · au$5.50$27.50$0.55$6.8751M128K—
amazon-bedrock · eu$5.50$27.50$0.55$6.8751M128K—
amazon-bedrock · jp$5.50$27.50$0.55$6.8751M128K—
amazon-bedrock · us$5.50$27.50$0.55$6.8751M128K—
bedrock_converse · apac$5.50$27.50$0.55$6.8751M128K—
bedrock_converse · au$5.50$27.50$0.55$6.8751M128K—
bedrock_converse · eu$5.50$27.50$0.55$6.8751M128K—
bedrock_converse · jp$5.50$27.50$0.55$6.8751M128K—
bedrock_converse · us$5.50$27.50$0.55$6.8751M128K—
kenari$5.7143$29.7143$0.5714$7.42861M128K—
bedrock
$6.00
$5.00
$30.00
$25.00
$0.60
$0.50
$7.50
$6.25
1M128K—
agentrouter————1M128K—
model-oracle-ai————1M128K—

Price history

append-only observations · a listing writes a row only when its price moves

DateHostField$/M
2026-09-02amazon-bedrock · auCache read$0.50
2026-09-16amazon-bedrock · auCache read$0.55
2026-09-02amazon-bedrock · jpCache read$0.50
2026-09-16amazon-bedrock · jpCache read$0.55
2026-09-02amazon-bedrock · usCache read$0.50
2026-09-16amazon-bedrock · usCache read$0.55
2026-09-02bedrock_converseCache read$0.50
2026-09-24bedrock_converseCache read$0.55
2026-09-25bedrock_converseCache read$0.50
2026-09-02openrouterCache read$0.50
2026-09-06openrouterCache read$0.50
2026-10-10openrouterCache read$0.50
2026-09-02veniceCache read$0.60
2026-10-15veniceCache read$0.50
2026-09-02amazon-bedrock · auCache write$6.25
2026-09-16amazon-bedrock · auCache write$6.875
2026-09-02amazon-bedrock · jpCache write$6.25
2026-09-16amazon-bedrock · jpCache write$6.875
2026-09-02amazon-bedrock · usCache write$6.25
2026-09-16amazon-bedrock · usCache write$6.875
2026-09-02bedrock_converseCache write$6.25
2026-09-24bedrock_converseCache write$6.875
2026-09-25bedrock_converseCache write$6.25
2026-09-02openrouterCache write$6.25
2026-09-06openrouterCache write$6.25
2026-10-10openrouterCache write$6.25
2026-09-02veniceCache write$7.50
2026-10-15veniceCache write$6.25
2026-09-02amazon-bedrock · auInput$5.00
2026-09-16amazon-bedrock · auInput$5.50
2026-09-02amazon-bedrock · jpInput$5.00
2026-09-16amazon-bedrock · jpInput$5.50
2026-09-02amazon-bedrock · usInput$5.00
2026-09-16amazon-bedrock · usInput$5.50
2026-09-02bedrock_converseInput$5.00
2026-09-24bedrock_converseInput$5.50
2026-09-25bedrock_converseInput$5.00
2026-09-02kenariInputfree
2026-10-22kenariInput$5.7143
2026-09-02openrouterInput$5.00
2026-09-06openrouterInput$5.00
2026-10-10openrouterInput$5.00
2026-09-02veniceInput$6.00
2026-10-15veniceInput$5.00
2026-09-02amazon-bedrock · auOutput$25.00
2026-09-16amazon-bedrock · auOutput$27.50
2026-09-02amazon-bedrock · jpOutput$25.00
2026-09-16amazon-bedrock · jpOutput$27.50
2026-09-02amazon-bedrock · usOutput$25.00
2026-09-16amazon-bedrock · usOutput$27.50
2026-09-02bedrock_converseOutput$25.00
2026-09-24bedrock_converseOutput$27.50
2026-09-25bedrock_converseOutput$25.00
2026-09-02kenariOutputfree
2026-10-22kenariOutput$29.7143
2026-09-02openrouterOutput$25.00
2026-09-06openrouterOutput$25.00
2026-10-10openrouterOutput$25.00
2026-09-02veniceOutput$30.00
2026-10-15veniceOutput$25.00
2026-09-04bedrockCache read$0.60
2026-10-25bedrockCache read$0.60
2026-09-04bedrockCache write$7.50
2026-10-25bedrockCache write$7.50
2026-09-04bedrockInput$6.00
2026-10-25bedrockInput$6.00
2026-09-04bedrockOutput$30.00
2026-10-25bedrockOutput$30.00
2026-10-13aimlapiCache read$0.6877
2026-10-23aimlapiCache read$0.529
2026-10-13aimlapiInput$6.877
2026-10-23aimlapiInput$5.29
2026-10-13aimlapiOutput$34.385
2026-10-23aimlapiOutput$26.45
2026-10-21aimlapiCache write$8.5962
2026-10-23aimlapiCache write$6.6125

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