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Apac Anthropic Claude Sonnet 4 20250514 vs Claude Sonnet 4 6
This page is context-first: how much text each model can take in one request. Full specs adds capabilities and limits; the pricing matrix below is only about $/million tokens from hosts that list both models.
Model
Apac Anthropic Claude Sonnet 4 20250514
Context window
1M
1,000,000 tokens · ~750K words
Model
Claude Sonnet 4 6
Context window
1M
1,000,000 tokens · ~750K words
Context window · side by side
Bar length is relative to the larger of the two windows (100% = max of this pair). This is not pricing.
Same context window size for both models.
Apac Anthropic Claude Sonnet 4 20250514 and Claude Sonnet 4 6 have identical context windows (1000K tokens). Claude Sonnet 4 6 is 0% cheaper on input.
Full specs
Context, output, capabilities, and dates. Green highlights the favorable value where we compute a winner.
| Spec | Apac Anthropic Claude Sonnet 4 20250514 | Claude Sonnet 4 6 |
|---|---|---|
| Context window | 1,000,000 tokens (1000K) | 1,000,000 tokens (1000K) |
| Max output tokens | 64,000 tokens (64K) | 64,000 tokens (64K) |
| Speed tier | Balanced | Balanced |
| Vision | Yes | Yes |
| Function calling | Yes | Yes |
| Extended thinking | Yes | Yes |
| Prompt caching | Yes | Yes |
| Batch API | Yes | Yes |
| Release date | N/A | N/A |
Pricing matrix
Dollar rates only: hosts that list both models, per 1M tokens. For how much text fits, use the context section above — not this table.
| Provider | Apac Anthropic Claude Sonnet 4 20250514 in | Apac Anthropic Claude Sonnet 4 20250514 out | Claude Sonnet 4 6 in | Claude Sonnet 4 6 out |
|---|---|---|---|---|
| Anthropic | — | — | $3.00/M | $15.00/M |
| Aws Bedrock | $3.00/M | $15.00/M | $3.00/M | $15.00/M |
| Azure | — | — | $3.00/M | $15.00/M |
| Google Vertex | — | — | $3.00/M | $15.00/M |
| Openrouter | — | — | $3.00/M | $15.00/M |
Frequently asked questions
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