anthropic / text-generation API-only released 2026-02-17

Claude Sonnet 4.6

Sonnet 4.6 is Anthropic's most capable Sonnet-class model yet, with frontier performance across coding, agents, and professional work. It excels at iterative development, complex codebase navigation, end-to-end project management with...

Input / 1M
$3.00
Output / 1M
$15.00
Context
1M
AA Intelligence
30.1
Closed weights — available only as a hosted API text + image + file → text View on OpenRouter ↗

Pricing

via OpenRouter · USD per 1M tokens · synced 2026-10-24
$3.00
input / 1M
$15.00
output / 1M
$0.30
cached input / 1M
$18.00
1M in + 1M out
:batch variant $1.50 in · $7.50 out
Context window
1,000,000 tokens
Max output
128,000 tokens
Providers
5
Cheapest provider
Amazon Bedrock · $3.00 / $15.00
Best throughput
—
AA Intelligence / Coding / Agentic
30.1 / 63 / 31.8
✓ Tool calling ✓ Reasoning ✓ Structured outputs ✓ Image input ✓ File input ✗ Audio input ✓ Prompt caching

Price history

tracking started — chart appears after 7 days of snapshots (6 recorded)
Current: $3.00 input · $15.00 output per 1M tokens

Benchmarks

Third-party indices as published through OpenRouter — Artificial Analysis and Design Arena. Not measured by us.

AA Intelligence Index
30.1
AA Coding Index
63
AA Agentic Index
31.8
Design Arena
CategoryEloWin %Rank
agenticgamedev 1177 52.2% #16
androidnative 1198 62.1% #14
fullstack 1213 64.3% #14
godotgamedev 1226 60.6% #12
mobileapps 1212 63.6% #16
webapps 1190 57% #27
3d 1235 57.5% #39
asciiart 1235 60.1% #18
codecategories 1275 59.4% #26
dataviz 1278 58.3% #22
gamedev 1259 58.8% #36
svg 1197 58.7% #26
uicomponent 1269 58.3% #31
website 1285 60% #22

Providers

5 providers · per 1M tokens · last 30 min metrics
ProviderQuantContextInputOutputUptimeTok/s
Amazon Bedrock unknown 1M $3.00 $15.00 100% —
Anthropic unknown 1M $3.00 $15.00 100% —
Azure unknown 1M $3.00 $15.00 — —
Claude Platform on AWS unknown 1M $3.00 $15.00 100% —
Google unknown 1M $3.00 $15.00 100% —
Amazon Bedrock unknown 1M $3.30 $16.50 — —
Amazon Bedrock unknown 1M $3.30 $16.50 — —
Google unknown 1M $3.30 $16.50 — —
Google unknown 1M $3.30 $16.50 — —
Provider data from OpenRouter's endpoint listing, refreshed daily.

Specifications

Organisation
anthropic
Released on OpenRouter
2026-02-17
Context window
1,000,000 tokens
Max output
128,000 tokens
Input
text, image, file
Output
text
Tokenizer
Claude
Moderated by provider
Yes
OpenRouter id
anthropic/claude-sonnet-4.6
Compare with
Prices, context and providers from the public OpenRouter API, snapshotted daily; benchmark indices from Artificial Analysis. See /methodology.