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Anthropic: Claude Sonnet 4.5 (batch)

anthropic/claude-sonnet-4-5-batch
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Claude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows.

Modalities
In / out per 1M$1.50 / $7.50
Context1M
ReleasedSep 29, 2025

Providers

7 providers serve this model upstream.

Providers serving this model
ProviderInput /MOutput /MCache read /MLatency P50Throughput P50Uptime
Claude Platform on AWS$3.00$15$0.301.40s37 tps100%
Azureglobal$3.00$15$0.302.56s25 tps100%
Amazon Bedrock$3.00$15$0.301.71s35 tps100%
Amazon Bedrockeu-west-1$3.30$17$0.331.66s50 tps100%
Google Vertexus-east5$3.30$17$0.330.99s56 tps100%
Anthropic$3.00$15$0.301.15s43 tps99.97%
Google Vertexglobal$3.00$15$0.304.68s37 tps99.59%

Market-wide measurements, refreshed every 15 minutes. They describe who serves Claude Sonnet 4.5 (batch) in general, not how ProjectCOZY routes your requests.

Pricing

List rates per 1M tokens — what Claude Sonnet 4.5 (batch) costs pay-as-you-go elsewhere, not what you pay here.

Input
$1.50
per 1M tokens
Output
$7.50
per 1M tokens
Cache read
$0.15
per 1M cached tokens
Included in every pass
Claude Sonnet 4.5 (batch) is included in every ProjectCOZY pass at no extra cost — one flat rate, no per-token metering. The rates above are there for comparison.

Performance

Time to first token and output speed across every provider, over the last 3 days.

0.0s2.5s5.0s7.5s10.0s
Oct 11, 12 AMOct 11, 8 AMOct 11, 4 PMOct 12, 12 AMOct 12, 8 AMOct 12, 4 PMOct 13, 12 AMOct 13, 8 AMOct 13, 4 PMOct 14, 12 AMOct 14, 8 AM
Google Vertex (global) Anthropic Amazon Bedrock Claude Platform on AWS Azure (global) Amazon Bedrock (eu-west-1)
0 tok/s100 tok/s200 tok/s300 tok/s400 tok/s
Oct 11, 12 AMOct 11, 8 AMOct 11, 4 PMOct 12, 12 AMOct 12, 8 AMOct 12, 4 PMOct 13, 12 AMOct 13, 8 AMOct 13, 4 PMOct 14, 12 AMOct 14, 8 AM
Google Vertex (global) Anthropic Amazon Bedrock Claude Platform on AWS Azure (global) Amazon Bedrock (eu-west-1)

Uptime

100% of requests were served successfully over the last 3 days, across all providers.

Last 3 daysAvailability 99.86%
Oct 11, 2:00 PMNow
Availability over the last 24 hoursAvailability 99.86%
100% 98% 97% 95%
Oct 13, 2:50 PMNow

Apps

Tools that most often run Claude Sonnet 4.5 (batch), by tokens this week.

DD-CODE40.7% of tokens26.6BJuicyChatRoleplay · 18% of tokens11.7BClaude CodeCli Agent · 14.4% of tokens9.4BLangChain13.6% of tokens8.9BSillyTavernRoleplay · 13.3% of tokens8.7B

Activity

497.6B tokens processed market-wide in the last month.

010.0B20.0B30.0B40.0B
Sep 14Sep 19Sep 24Sep 29Oct 4Oct 9Oct 14
Tokens

FAQ

Which model id do I use for Claude Sonnet 4.5 (batch)?
anthropic/claude-sonnet-4.5:batch. Send it as the model field from any OpenAI-compatible client, against http://192.168.1.55/v1.
How much context does Claude Sonnet 4.5 (batch) hold?
1,000,000 tokens per request, of which up to 64,000 can be the response.
What can it accept and return?
Input: text, image, file. Output: text.
What does Claude Sonnet 4.5 (batch) cost on a pass?
Nothing beyond the pass itself. Pay-as-you-go elsewhere it lists at $1.50 per 1M input tokens and $7.50 per 1M output tokens.
How current is its knowledge?
Training data runs to Jan 2025. Anything later has to come from your prompt or a tool call.
Who built Claude Sonnet 4.5 (batch)?
Anthropic, in the Claude family.

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