AiGanakClaude Haiku 5.5 vs Gemini 3.5 Flash-Lite: API pricing
Claude Haiku 5.5 is cheaper: a typical support answer costs $0.00049 against $0.00197 on Gemini 3.5 Flash-Lite at list prices checked 26 October 2026.
Claude Haiku 5.5: $0.1 input / $0.5 output per 1M tokens. Gemini 3.5 Flash-Lite: $0.3 / $2.50.
Prices side by side
Sources: Anthropic, Google, checked 26 October 2026. Full details: Claude Haiku 5.5 · Gemini 3.5 Flash-Lite.
| Claude Haiku 5.5 | Gemini 3.5 Flash-Lite | |
|---|---|---|
| Input | $0.1 | $0.3 |
| Cached input | $0.01 | $0.03 |
| Output | $0.5 | $2.50 |
| Batch input / output | $0.05 / $0.25 | $0.15 / $1.25 |
| Cache write | $0.125 | not charged separately |
| Long prompts | Requests whose prompt is over 100,000 tokens (including cache reads and writes) pay higher rates. | No long-prompt surcharge listed |
| Announced change | None announced | None announced |
Cost per request
Token counts are stated so you can check the arithmetic.
| Task | Tokens | Claude Haiku 5.5 | Gemini 3.5 Flash-Lite |
|---|---|---|---|
| Chat reply | 2,000 input tokens, none cached, 300-token reply | $0.00035 | $0.00135 |
| Support answer | 6,000 input tokens (4,000 cached instructions and help text), 500-token answer | $0.00049 | $0.00197 |
| Document summary | 20,000-token document, no caching, 800-token summary | $0.00240 | $0.00800 |
Monthly cost of support answers
| Answers per month | Claude Haiku 5.5 | Gemini 3.5 Flash-Lite | Difference |
|---|---|---|---|
| 10,000 | $4.90 | $19.70 | $14.80 |
| 100,000 | $49.00 | $197 | $148 |
| 1,000,000 | $490 | $1,970 | $1,480 |
Price per token is only part of the story: the model that answers in fewer tokens, or needs fewer retries, can be cheaper in practice. Test both on your own requests before switching.
Claude Haiku 5.5 vs Gemini 3.5 Flash-Lite: pricing questions
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Is Claude Haiku 5.5 cheaper than Gemini 3.5 Flash-Lite?
Claude Haiku 5.5 is cheaper: a typical support answer costs $0.00049 against $0.00197 on Gemini 3.5 Flash-Lite at list prices checked 26 October 2026.
How much more does Gemini 3.5 Flash-Lite cost than Claude Haiku 5.5?
For a support answer with 6,000 input tokens (4,000 cached) and a 500-token reply, Gemini 3.5 Flash-Lite costs 4.0× more than Claude Haiku 5.5: $1.97 against $0.490 per 1,000 answers.
What do Claude Haiku 5.5 and Gemini 3.5 Flash-Lite cost with batch processing?
Batch prices per million tokens: Claude Haiku 5.5 $0.05 input / $0.25 output, Gemini 3.5 Flash-Lite $0.15 / $1.25. Batch requests return within 24 hours.
Should I switch from Claude Haiku 5.5 to Gemini 3.5 Flash-Lite?
Only if quality holds on your own examples. Price per token is one factor; how many tokens each model uses for your task, and how often its answers need a retry, decide the real cost. Test both on 50 to 100 real requests before switching.
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