LLM Comparison
Claude Sonnet 5 vs Inflection 3 Productivity
Side-by-side specs, pricing & capabilities · Updated August 2026
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2/6 modelsSame tier:
| Organization | ||
| OpenTools Score | 55 9.2 | |
| Family | Claude Sonnet | Inflection |
| Status | Current | Current |
| Release Date | Jun 2026 | Oct 2024 |
| Context Window | 1.0M tokens | 8K tokens |
| Input Price | $2.00/M tokens | $2.50/M tokens |
| Output Price | $10.00/M tokens | $10.00/M tokens |
| Pricing Notes | Introductory pricing is $2 input and $10 output per 1M tokens through August 31, 2026; standard pricing becomes $3/$15 afterward. | — |
| Capabilities | textvisionreasoningcodingtool-useextended-thinkingagents | textcode |
| Max Output | 128K tokens | 1K tokens |
| API Identifier | claude-sonnet-5 | inflection/inflection-3-productivity |
| Benchmarks | ||
| Artificial Analysis Intelligence Index | 53artificial-analysis | — |
| View Claude Sonnet 5 | View Inflection 3 Productivity | |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Claude Sonnet 5Cheapest | $2.00 | $5.00 | $7.00 | — |
| Inflection 3 Productivity | $2.50 | $5.00 | $7.50 | +7% |
Anthropic
Claude Sonnet 5
Claude Sonnet 5 is Anthropic next-generation Sonnet model and a drop-in upgrade from Sonnet 4.6. Anthropic docs state that adaptive thinking is on by default, manual extended thinking is removed, sampling parameter overrides return errors, and the model supports a 1M token context window with 128K max output.
Inflection AI
Inflection 3 Productivity
Inflection 3 Productivity is a large language model from Inflection AI. Supports up to 8,000 token context window. Available from $2.50/M input tokens.
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