modelbenchmark.io

Claude Sonnet 5.5

Anthropic · claude-sonnet-5-5

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Fast Claude model for everyday coding, agents, and knowledge work

Specification

anthropic listing

Context
1M
Max output
128K
Released
2026-09-28
Knowledge cutoff
2026-06
Retires
2027-09-29
Open weights
no
Input
text, image, pdf
Output
text

Price

US dollars per million tokens · anthropic list price

Input
$2.00
Output
$10.00
Cache read
$0.10
Cache write
$2.50

Batch and priority prices

US dollars per million tokens · per listing

PriceListing$/M
Batch inputanthropic$1.00
Batch outputanthropic$5.00
Cache write, 1 houranthropic$4.00
Cache write, 1 hourbedrock_mantle · bedrock-mantle$4.40
Cache write, 1 hourbedrock_mantle · bedrock-mantle$4.80

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

Quality

13 benchmarks · 2 sources

Composite
89th
percentile of 344 scored models
Rank
39 / 344
±0.07 sd
Evidence
13 × 2
3 or more benchmarks, from 2 or more sources
Effort range
2.4
points between effort settings
reasoning98th3/4 bench
math95th3/7 bench
knowledge57th1/1 bench
general53rd1/1 bench

By reasoning effort

every setting placed on the same scale as the leaderboard

SettingCompositeBenchmarks behind it
max89th12
xhigh83rd1

Every score

one row per source and configuration — nothing averaged away

BenchmarkScoreConfigurationSourceRun
Mystery Game Puzzles65.0 ±4.8maxEpoch AI2026-09-29
Furniture Assembly75.0 ±5.5maxEpoch AI2026-09-29
Chess Puzzles59.0 ±4.9maxEpoch AI2026-10-13
FrontierMath-Tiers-1-3-v288.8 ±1.9maxEpoch AI2026-09-29
FrontierMath-Tier-4-v280.5 ±6.3maxEpoch AI2026-09-29
GPQA diamond95.6 ±1.4maxEpoch AI2026-09-29
OTIS Mock AIME 2024-2025100.0 ±0.0maxEpoch AI2026-09-29
FrontierMath-Erdos2.9 ±2.1maxEpoch AI2026-10-08
LiveBench78.2xhigh · 23 runsLiveBench2026-06-25
↳75.8max · 23 runsLiveBench2026-06-25
Settings differ by 2.4 points on this benchmark.
SimpleQA Verified46.5 ±1.6maxEpoch AI2026-09-29
SpireClimb (Slay the Spire 1, Ascension 20 Heart)0.0 ±0.0maxEpoch AI2026-09-29
SpireClimb1.3 ±0.9maxEpoch AI2026-09-29
SpireClimb (Slay the Spire 2, Ascension 10)2.7 ±1.9maxEpoch AI2026-09-29

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

Available from 75 hosts

HostIn $/MOut $/MCache rdCache wrContextOutputRetires
anthropicvendor$2.00$10.00$0.10$2.501M128K—
teapot-router$0.70$3.50——1M128K—
xxapi$0.7692$3.846$0.0385$0.96151M128K—
jzstoken$0.7784$3.89$0.0778$0.97311M128K—
aigrow$0.80$4.00$0.075$1.601M128K—
apiko$0.8543$4.2713$0.0854—1M32K—
infer · low-cost$0.99$4.91$0.10$1.231M128K—
iteracompute$1.00$5.00$0.05$1.251M128K—
outerlabs$1.20$6.00$0.06$1.501M128K—
korouter$1.30$6.50$0.065$1.631M128K—
void-api$1.50$4.00$0.10$1.921M128K—
302ai$2.00$10.00$0.20$2.501M128K—
aihubmix$2.00$10.00$0.10$2.501M128K—
aimlapi$2.00$10.00$0.10$2.501M128K—
aixy$2.00$10.00$0.10$2.501M128K—
amazon-bedrock$2.00$10.00$0.10$2.501M128K—
amazon-bedrock · global$2.00$10.00$0.10$2.501M128K—
azure$2.00$10.00$0.20$2.501M128K—
azure_ai$2.00$10.00$0.10$2.501M128K2027-09-29
azure-cognitive-services$2.00$10.00$0.20$2.501M128K—
bedrock_converse$2.00$10.00$0.10$2.501M128K—
bedrock_converse · global$2.00$10.00$0.10$2.501M128K—
cloudflare-ai-gateway$2.00$10.00$0.10$2.501M128K—
commandcode$2.00$10.00$0.10$2.501M128K—
crossmodel$2.00$10.00$0.10$2.501M128K—
databricks$2.00$10.00$0.10$2.501M128K—
edenai$2.00$10.00$0.10$2.501M128K—
frogbot$2.00$10.00$0.10$2.501M128K—
github_copilot · github-copilot$2.00$10.00$0.10$2.50200K128K—
github-copilot$2.00$10.00$0.10$2.501M128K—
kilo$2.00$10.00$0.10$2.501M128K—
llmgateway$2.00$10.00$0.10$2.501M128K—
llmgateway-providers$2.00$10.00$0.10$2.501M128K—
llmgateway-providers · aws-bedrock$2.00$10.00$0.10$2.501M128K—
llmgateway-providers · azure-anthropic$2.00$10.00$0.10$2.501M128K—
merge-gateway$2.00$10.00$0.10$2.501M128K—
nano-gpt$2.00$10.00$0.10$2.501M128K—
nano-gpt · thinking$2.00$10.00$0.10$2.501M128K—
nearai$2.00$10.00$0.10—1M128K—
neon$2.00$10.00$0.20$2.501M128K—
ofox$2.00$10.00$0.20$2.501M128K—
opencode$2.00$10.00$0.10$2.501M128K—
openrouter$2.00$10.00$0.10$2.501M128K—
perplexity$2.00$10.00$0.10————
perplexity-agent$2.00$10.00$0.10$2.501M128K—
prime$2.00$10.00——1M128K—
requesty$2.00$10.00$0.20$2.501M128K—
sparrowcodes$2.00$10.00$0.10—1M128K—
standardcompute$2.00$10.00$0.10$2.501M50K—
synthorai$2.00$10.00$0.10$2.501M128K—
teamorouter$2.00$10.00$0.10$2.501M128K—
venice$2.00$10.00$0.10$2.501M128K—
vercel$2.00$10.00$0.10$2.501M128K—
vertex_ai-anthropic_models$2.00$10.00$0.10$2.501M128K—
vivgrid$2.00$10.00$0.20$2.501M128K—
bumo$2.12$10.60$0.106$2.651M128K—
amazon-bedrock · au$2.20$11.00$0.11$2.751M128K—
amazon-bedrock · eu$2.20$11.00$0.11$2.751M128K—
amazon-bedrock · us$2.20$11.00$0.11$2.751M128K—
bedrock_converse · apac$2.20$11.00$0.11$2.751M128K—
bedrock_converse · au$2.20$11.00$0.11$2.751M128K—
bedrock_converse · eu$2.20$11.00$0.11$2.751M128K—
bedrock_converse · jp$2.20$11.00$0.11$2.751M128K—
bedrock_converse · us$2.20$11.00$0.11$2.751M128K—
bedrock_mantle · bedrock-mantle
$2.20
$2.40
$11.00
$12.00
$0.11
$0.12
$2.75
$3.00
1M128K—
lowrouter · auto$2.20$11.00$0.11$2.751M128K—
obscurify$2.21$11.05$0.1105$2.76251M128K—
cortecs$2.25$11.249$0.225$2.8131M128K—
bedrock
$2.40
$2.00
$12.00
$10.00
$0.12
$0.10
$3.00
$2.50
1M128K—
ruapi$2.40$12.00$0.12$3.001M128K—
dothoosh$2.5667$12.8333$0.1283$3.20831M128K—
kyma · kyma$2.70$13.50$0.135—1M128K—
gisoo$2.80$14.00$0.28—1M128K—
hubris$3.0584$15.2923$0.1529$3.82311M128K—
steadyrouter————1M128K—

Price history

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

DateHostField$/M
2026-09-29amazon-bedrock · globalCache read$0.20
2026-10-09amazon-bedrock · globalCache read$0.10
2026-09-29anthropicCache read$0.20
2026-10-08anthropicCache read$0.10
2026-09-29azure_aiCache read$0.20
2026-10-29azure_aiCache read$0.10
2026-09-29bedrockCache read$0.24
2026-10-08bedrockCache read$0.12
2026-10-25bedrockCache read$0.12
2026-09-29bedrock_converseCache read$0.20
2026-10-08bedrock_converseCache read$0.10
2026-09-29bedrock_converse · apacCache read$0.22
2026-10-08bedrock_converse · apacCache read$0.11
2026-09-29bedrock_converse · auCache read$0.22
2026-10-08bedrock_converse · auCache read$0.11
2026-09-29bedrock_converse · euCache read$0.22
2026-10-08bedrock_converse · euCache read$0.11
2026-09-29bedrock_converse · globalCache read$0.20
2026-10-08bedrock_converse · globalCache read$0.10
2026-09-29bedrock_converse · jpCache read$0.22
2026-10-08bedrock_converse · jpCache read$0.11
2026-09-29bedrock_converse · usCache read$0.22
2026-10-08bedrock_converse · usCache read$0.11
2026-09-29bedrock_mantle · bedrock-mantleCache read$0.22
2026-10-08bedrock_mantle · bedrock-mantleCache read$0.11
2026-09-29kiloCache read$0.20
2026-10-08kiloCache read$0.10
2026-09-29llmgatewayCache read$0.20
2026-10-11llmgatewayCache read$0.10
2026-09-29llmgateway-providersCache read$0.20
2026-10-11llmgateway-providersCache read$0.10
2026-09-29merge-gatewayCache read$0.20
2026-10-09merge-gatewayCache read$0.10
2026-09-29nano-gptCache read$0.20
2026-10-09nano-gptCache read$0.10
2026-09-29nano-gpt · thinkingCache read$0.20
2026-10-09nano-gpt · thinkingCache read$0.10
2026-09-29opencodeCache read$0.20
2026-11-10opencodeCache read$0.10
2026-09-29openrouterCache read$0.20
2026-10-08openrouterCache read$0.10
2026-10-09openrouterCache read$0.10
2026-10-10openrouterCache read$0.10
2026-09-29perplexityCache read$0.20
2026-11-04perplexityCache read$0.10
2026-09-29veniceCache read$0.375
2026-10-03veniceCache read$0.25
2026-10-08veniceCache read$0.125
2026-10-15veniceCache read$0.10
2026-09-29vercelCache read$0.20
2026-10-08vercelCache read$0.10
2026-09-29vertex_ai-anthropic_modelsCache read$0.20
2026-10-08vertex_ai-anthropic_modelsCache read$0.10
2026-09-29bedrockCache write$3.00
2026-10-25bedrockCache write$3.00
2026-09-29openrouterCache write$2.50
2026-10-10openrouterCache write$2.50
2026-09-29veniceCache write$4.6875
2026-10-03veniceCache write$3.125
2026-10-15veniceCache write$2.50
2026-09-29bedrockInput$2.40
2026-10-25bedrockInput$2.40
2026-09-29openrouterInput$2.00
2026-10-10openrouterInput$2.00
2026-09-29veniceInput$3.75
2026-10-03veniceInput$2.50
2026-10-15veniceInput$2.00
2026-09-29bedrockOutput$12.00
2026-10-25bedrockOutput$12.00
2026-09-29openrouterOutput$10.00
2026-10-10openrouterOutput$10.00
2026-09-29veniceOutput$18.75
2026-10-03veniceOutput$12.50
2026-10-15veniceOutput$10.00
2026-09-30crossmodelCache read$0.20
2026-10-09crossmodelCache read$0.10
2026-09-30edenaiCache read$0.20
2026-10-08edenaiCache read$0.10
2026-09-30github-copilotCache read$0.20
2026-10-08github-copilotCache read$0.10
2026-09-30openrouter · batchCache read$0.10
2026-10-09openrouter · batchCache read$0.05
2026-10-01amazon-bedrockCache read$0.20
2026-10-09amazon-bedrockCache read$0.10
2026-10-03llmgateway-providers · aws-bedrockCache read$0.20
2026-10-11llmgateway-providers · aws-bedrockCache read$0.10
2026-10-03llmgateway-providers · azure-anthropicCache read$0.20
2026-10-11llmgateway-providers · azure-anthropicCache read$0.10
2026-10-05amazon-bedrock · euCache read$0.22
2026-10-09amazon-bedrock · euCache read$0.11
2026-10-05amazon-bedrock · usCache read$0.22
2026-10-09amazon-bedrock · usCache read$0.11
2026-10-08cloudflare-ai-gatewayCache read$0.20
2026-10-31cloudflare-ai-gatewayCache read$0.10
2026-10-13aimlapiCache read$0.26
2026-10-23aimlapiCache read$0.20
2026-11-14aimlapiCache read$0.10
2026-10-13aimlapiInput$2.60
2026-10-23aimlapiInput$2.00
2026-10-13aimlapiOutput$13.00
2026-10-23aimlapiOutput$10.00
2026-10-21aimlapiCache write$3.25
2026-10-23aimlapiCache write$2.50

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