anthropic / text-generation API-only released 2026-05-27

Claude Opus 4.8

Claude Opus 4.8 is Anthropic's most capable generally available model in the Opus family. It supports text, image, and file inputs with text output, with reasoning support and a 1M-token...

Input / 1M
$5.00
Output / 1M
$25.00
Context
1M
AA Intelligence
41.8
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
$5.00
input / 1M
$25.00
output / 1M
$0.50
cached input / 1M
$30.00
1M in + 1M out
:batch variant $2.50 in · $12.50 out
Context window
1,000,000 tokens
Max output
128,000 tokens
Providers
5
Cheapest provider
Amazon Bedrock · $5.00 / $25.00
Best throughput
—
AA Intelligence / Coding / Agentic
41.8 / 74.3 / 41.9
✓ 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: $5.00 input · $25.00 output per 1M tokens

Benchmarks

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

AA Intelligence Index
41.8
AA Coding Index
74.3
AA Agentic Index
41.9
Design Arena
CategoryEloWin %Rank
agenticgamedev 1239 55.7% #4
agentichtmlslides 1227 55.6% #3
agenticslides 1294 64.8% #1
agenticslides(html) 1230 56% #3
agenticslides(python-pptx) 1310 68.9% #1
androidnative 1236 56.4% #8
blender3d 1252 58.2% #5
fullstack 1249 55.3% #8
godotgamedev 1231 55.8% #10
htmlslides 1117 58% #8
mobileapps 1222 55% #12
pptxslides 1306 67.9% #1
python-pptxslides 1298 65.9% #2
spreadsheet 1319 75% #3
webapps 1233 51.4% #15
3d 1224 51.7% #42
asciiart 1277 62.3% #9
codecategories 1255 52.5% #39
dataviz 1240 52.9% #38
gamedev 1266 52.7% #28
svg 1195 51.4% #28
uicomponent 1254 53.1% #40
website 1258 52.8% #38

Providers

5 providers · per 1M tokens · last 30 min metrics
ProviderQuantContextInputOutputUptimeTok/s
Amazon Bedrock unknown 1M $5.00 $25.00 — —
Anthropic unknown 1M $5.00 $25.00 100% —
Azure unknown 1M $5.00 $25.00 — —
Claude Platform on AWS unknown 1M $5.00 $25.00 100% —
Google unknown 1M $5.00 $25.00 100% —
Amazon Bedrock unknown 1M $5.50 $27.50 — —
Amazon Bedrock unknown 1M $5.50 $27.50 — —
Azure unknown 1M $5.50 $27.50 — —
Google unknown 1M $5.50 $27.50 — —
Google unknown 1M $5.50 $27.50 — —
Anthropic unknown 1M $10.00 $50.00 — —
Provider data from OpenRouter's endpoint listing, refreshed daily.

Specifications

Organisation
anthropic
Released on OpenRouter
2026-05-27
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-opus-4.8
Compare with
Prices, context and providers from the public OpenRouter API, snapshotted daily; benchmark indices from Artificial Analysis. See /methodology.