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Claude Opus 4.5 (latest)

Anthropic · claude-opus-4-5

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Flagship Claude model for deep reasoning, coding, and long-horizon agents

Specification

anthropic listing

Context
200K
Max output
64K
Released
2025-11-24
Knowledge cutoff
2025-05
Retires
2026-11-24
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
Cache write, 1 hourbedrock_converse$10.00
Cache write, 1 hourbedrock_converse · us$11.00

Quality

11 benchmarks · 2 sources

Composite
55th
percentile of 334 scored models
Rank
151 / 334
±0.06 sd
Evidence
11 × 2
3 or more benchmarks, from 2 or more sources
Effort range
3.3
points between effort settings
reasoning64th4/4 bench
math48th5/7 bench
knowledge56th1/1 bench
general29th1/1 bench

By reasoning effort

every setting placed on the same scale as the leaderboard

SettingCompositeBenchmarks behind it
16k76th4
48k61st1
32k59th8
high+64k39th1
128k33rd1

Every score

one row per source and configuration — nothing averaged away

BenchmarkScoreConfigurationSourceRun
GPQA diamond86.0 ±2.132kEpoch AI2025-11-24
85.5 ±2.216kEpoch AI2025-11-25
Settings differ by 0.5 points on this benchmark.
OTIS Mock AIME 2024-202586.1 ±4.332kEpoch AI2025-11-24
81.7 ±5.016kEpoch AI2025-11-24
Settings differ by 4.4 points on this benchmark.
SimpleQA Verified45.7 ±1.632kEpoch AI2026-08-27
FrontierMath-v130.2 ±16.316k · 2 runsEpoch AI2025-11-25
20.7 ±2.432kEpoch AI2025-11-25
Settings differ by 9.5 points on this benchmark.
Mystery Game Puzzles22.0 ±4.248kEpoch AI2026-07-25
Chess Puzzles12.0 ±3.332kEpoch AI2025-12-08
FrontierMath-Tier-4-2025-07-014.2 ±2.932kEpoch AI2025-11-25
2.1 ±2.116kEpoch AI2025-11-25
Settings differ by 2.1 points on this benchmark.
FrontierMath-Tiers-1-3-v234.4 ±2.832kEpoch AI2026-06-11
LiveBench72.9high+64k · 23 runsLiveBench2026-06-25
EBR-bench14.3128kEpoch AI2026-06-25
FrontierMath-Tier-4-v24.9 ±3.432kEpoch AI2026-06-11

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

Available from 49 hosts

HostIn $/MOut $/MCache rdCache wrContextOutputRetires
anthropicvendor$5.00$25.00$0.50$6.25200K64K2026-11-24
qihang-ai$0.71$3.57200K32K
poe$4.30$21.00$0.43$5.30197K64K
jiekou$4.50$22.50200K66K
302ai$5.00$25.00200K64K
abacus$5.00$25.00200K64K
amazon-bedrock$5.00$25.00$0.50$6.25200K64K
amazon-bedrock · global$5.00$25.00$0.50$6.25200K64K
amazon-bedrock · us$5.00$25.00$0.50$6.25200K64K
azure$5.00$25.00$0.50$6.25200K64K
azure_ai$5.00$25.00$0.50$6.25200K64K2026-10-19
azure-cognitive-services$5.00$25.00$0.50$6.25200K64K
bedrock_converse$5.00$25.00$0.50$6.25200K64K
bedrock_converse · eu$5.00$25.00$0.50$6.25200K64K
bedrock_converse · global$5.00$25.00$0.50$6.25200K64K
cloudflare-ai-gateway$5.00$25.00$0.50$6.25200K64K
databricks$5.00$25.00$0.50$6.25200K64K
edenai$5.00$25.00$0.50$6.25200K64K
gmi · gmi$5.00$25.00410K32K
google-vertex$5.00$25.00$0.50$6.25200K64K
google-vertex-anthropic$5.00$25.00$0.50$6.25200K64K
impossibl$5.00$25.00$0.50$6.25200K64K
kilo$5.00$25.00$0.50$6.25200K64K
llmgateway$5.00$25.00$0.50$6.25200K64K
llmgateway-providers$5.00$25.00$0.50$6.25200K32K
llmgateway-providers · aws-bedrock$5.00$25.00$0.50$6.25200K32K
llmgateway-providers · vertex-anthropic$5.00$25.00$0.50200K32K
merge-gateway$5.00$25.00$0.50$6.25200K64K
nano-gpt$5.00$25.00$0.50200K64K
nano-gpt · thinking$5.00$25.00$0.50200K64K
neon$5.00$25.00$0.50$6.25200K64K
ofox$5.00$25.00$0.50$6.25200K64K
opencode$5.00$25.00$0.50$6.25200K64K
openrouter$5.00$25.00$0.50$6.25200K64K
opper$5.00$25.00$0.50$6.25200K64K
orcarouter$5.00$25.00$0.50$6.25200K64K
perplexity$5.00$25.00$0.50
perplexity-agent$5.00$25.00$0.50200K64K
pioneer$5.00$25.00$0.50$6.25200K64K
requesty$5.00$25.00$0.50$6.25200K64K
vercel$5.00$25.00$0.50$6.25200K64K
vercel_ai_gateway · vercel-ai-gateway$5.00$25.00$0.50$6.25200K64K
vertex_ai-anthropic_models$5.00$25.00$0.50$6.25200K64K2026-11-24
zenmux$5.00$25.00$0.50$6.25200K64K
amazon-bedrock · eu$5.50$27.50$0.55$6.875200K64K
bedrock_converse · us$5.50$27.50$0.55$6.875200K64K
venice$6.00$30.00$0.60$7.50198K33K
github_copilot · github-copilot128K16K
snowflake-cortex200K64K

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