AI Rate CardGemini 2.5 Flash TTS vs Gemini 3.8 Flash TTS: API price and specs
Gemini 2.5 Flash TTS is 20% cheaper than Gemini 3.8 Flash TTS on input price.
Gemini 2.5 Flash TTS is 11% cheaper than Gemini 3.8 Flash TTS on output price.
Gemini 2.5 Flash TTS is 13% cheaper than Gemini 3.8 Flash TTS on a 1M-in / 200k-out workload.
Gemini 2.5 Flash TTS has a 300% larger context than Gemini 3.8 Flash TTS.
| Field | Gemini 2.5 Flash TTS | Gemini 3.8 Flash TTS |
|---|---|---|
| Lowest input, per 1M | $0.40 | $0.50 +25% |
| Median input, per 1M | $0.50 | $0.50 |
| Lowest output, per 1M | $8.00 | $9.00 +12.5% |
| Median output, per 1M | $10.00 +11.1% | $9.00 |
| Lowest unit price | — | — |
| Cost of 1M in + 200k out | $2.00 | $2.30 +15% |
| Context | 33K | 8K +75% |
| Max output | 20K | 16K +16.7% |
| Providers | 4 +50% | 8 |
| Regions | — | — |
| Accepts | text | text |
| Returns | audio, text | audio, speech |
| Type | Text to speech | Text to speech |
| Free option | no | no |
| Cheapest provider | meganova | 302ai |
Your own workload: how many tokens the model gets (input) and gives back (output) - for example, in a month. The "Cost" row of the table above is recalculated for these numbers, for each model.
Computed from current offers each time the page opens; the best value of a row is bold, the percent is how far behind the best.
Providers selling both
Frequently asked questions
Which is cheaper, Gemini 2.5 Flash TTS or Gemini 3.8 Flash TTS?
Gemini 2.5 Flash TTS is 20% cheaper than Gemini 3.8 Flash TTS on input price. Gemini 2.5 Flash TTS is 11% cheaper than Gemini 3.8 Flash TTS on output price. Gemini 2.5 Flash TTS is 13% cheaper than Gemini 3.8 Flash TTS on a 1M-in / 200k-out workload.
Which has the larger context, Gemini 2.5 Flash TTS or Gemini 3.8 Flash TTS?
Gemini 2.5 Flash TTS: 33K tokens; Gemini 3.8 Flash TTS: 8K tokens.
Where can I use both Gemini 2.5 Flash TTS and Gemini 3.8 Flash TTS?
empiriolabs, ofox