AI Recommendation
Should you use Gemini 2.5 Pro TTS?
Gemini 2.5 Pro TTS is listed for chat workloads and supports a 33K context window.
Use it when OpenRouter's free tier is enough for evaluation, demos, or light production traffic.
Gemini 2.5 Pro TTS Free API on OpenRouter
Free API Verified Catalog metadata matched Reasoning models.dev metadata
Google's proven reasoning model for coding, math, and multimodal analysis
Free APIOpenRouter nativeReasoningTool callingJSON modePDF inputText
Context window 33K
Max output 16K
API format OpenRouter native
Status Online
Best for
- Chat
Strengths & Weaknesses
Strengths
- Reasoning mode listed
- Tool calling support
- Structured JSON output
- Live API verification available
Watch outs
- Free-tier rate limits apply
- Vision support is not listed
Pricing
Gemini 2.5 Pro TTS pricing per 1M tokens
Input $1.25 per 1M tokens
Output $10 per 1M tokens
Free access Available OpenRouter
Rate limit 200 req/day (free tier) provider policy
Availability
Gemini 2.5 Pro TTS availability by provider
We only found this Gemini 2.5 Pro TTS listing on OpenRouter in the current catalog. Use the related models section for nearby alternatives.
| Provider | Model listing | Access | Context | API | Limits |
|---|---|---|---|---|---|
| | Gemini 2.5 Pro TTS | Free tier | 33K | Native | 200 req/day (free tier) |
Compare
Gemini 2.5 Pro TTS alternatives to consider
| Model | Provider | Context | Access |
|---|---|---|---|
| Poolside: Laguna XS 2.1 (free) | OpenRouter | 262K | Free tier |
| Cohere: North Mini Code (free) | OpenRouter | 256K | Free tier |
| NVIDIA: Nemotron 3.5 Content Safety (free) | OpenRouter | 128K | Free tier |
| NVIDIA: Nemotron 3 Ultra (free) | OpenRouter | 1.0M | Free tier |
| NVIDIA: Nemotron 3 Nano Omni (free) | OpenRouter | 256K | Free tier |
Typical Use Cases
Gemini 2.5 Pro TTS use cases
Chat
Gemini 2.5 Pro TTS is tagged for chat in this catalog.
FAQ
Gemini 2.5 Pro TTS free API FAQ
Is Gemini 2.5 Pro TTS free to use?
Gemini 2.5 Pro TTS is listed with free API access on OpenRouter, subject to the provider's quota and account policy.
What is the Gemini 2.5 Pro TTS model ID?
The model ID shown in this catalog is google/gemini-2.5-pro.
What are the Gemini 2.5 Pro TTS free tier rate limits on OpenRouter?
The listed free tier limit is 200 req/day (free tier). Limits can change per account tier, so confirm against the provider dashboard.
What context window does Gemini 2.5 Pro TTS support?
The listed context window is 33K tokens with up to 16K output tokens.
More about Gemini 2.5 Pro TTS
Free Gemini 2.5 Pro TTS API.
For API keys, setup steps, and provider-level limits, see the OpenRouter provider page.