How much does Gemini 2.5 Flash Preview TTS cost per month?

For a chatbot handling 10,000 requests a day with 1,000 input and 500 output tokens each, Gemini 2.5 Flash Preview TTS costs about $1,650 per month at Google's list prices ($0.50 per 1M input tokens, $10.00 per 1M output tokens).

Does Gemini 2.5 Flash Preview TTS support prompt caching?

No cache read price is published for Gemini 2.5 Flash Preview TTS.

How long is Gemini 2.5 Flash Preview TTS's context window?

Gemini 2.5 Flash Preview TTS accepts up to 8,192 tokens (8.2K) of context and returns up to 16,384 tokens per response.

Gemini 2.5 Flash Preview TTS API Pricing

Google · released May 1, 2025 · 8.2K context · API model ID gemini-2.5-flash-preview-tts

Gemini 2.5 Flash Preview TTS by Google API pricing: $0.50 per 1M input tokens and $10.00 per 1M output tokens (provider list price via models.dev, Oct 10, 2026).

Prices

Gemini 2.5 Flash Preview TTS prices, USD per 1M tokens
Price	USD per 1M tokens
Input	$0.50
Output	$10.00
Cache read	Not published
Cache write	Not published

Google's list price for its own API, as compiled by models.dev and checked Oct 10, 2026, 09:00 UTC. Prices on cloud platforms and resellers can differ. Provider documentation

Estimated monthly cost

$1,650

per month

per day: $55.00
per request: $0.0055

Cost = input tokens × input price + output tokens × output price, 30 days a month. Cached input uses the cache read price. Cache write fees are not included.

Compare this workload across models

Monthly cost by workload

Workload	Per month
Chatbot1,000 in / 500 out tokens, 10,000 requests a day	$1,650/mo
RAG8,000 in / 500 out tokens, 5,000 requests a day	$1,350/mo
Coding agent50,000 in / 2,000 out tokens, 1,000 requests a day, 80% cached input	$1,350/mo

Context and capabilities

Context: 8,192 tokens
Max output: 16,384 tokens
Input: text
Output: audio
Knowledge cutoff: January 2025
Open weights: No
Tool calling: No
Reasoning: No
Structured outputs: No

Capabilities and limits as listed by models.dev.

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Claude Sonnet 5.5 · $2.00 in / $10.00 out

Price history

No price changes since we started tracking on Oct 8, 2026.

Questions

How much does Gemini 2.5 Flash Preview TTS cost per month?: For a chatbot handling 10,000 requests a day with 1,000 input and 500 output tokens each, Gemini 2.5 Flash Preview TTS costs about $1,650 per month at Google's list prices ($0.50 per 1M input tokens, $10.00 per 1M output tokens).
Does Gemini 2.5 Flash Preview TTS support prompt caching?: No cache read price is published for Gemini 2.5 Flash Preview TTS.
How long is Gemini 2.5 Flash Preview TTS's context window?: Gemini 2.5 Flash Preview TTS accepts up to 8,192 tokens (8.2K) of context and returns up to 16,384 tokens per response.