Google: Gemma 4 31B
Listed on OpenRouter as google/gemma-4-31b-it since Apr 3, 2026. 96 snapshot observations, 15 repricings. Free route available
USD per 1M tokens · blended at 3 input : 1 output · at this price for 44 days (since Aug 26, 2026)
Free routes for this model
Verified programs that serve this model at no charge, with the allowance and the tightest limit the provider publishes. Details, quotes and the key link are on each program page.
| Program | Free allowance | Tightest limit | To start |
|---|---|---|---|
| OpenRouter OpenRouter free-model catalog | 50 requests / day | 20 requests / min | Signup, no payment |
Listed price over time
| Observed | Input | Output | Blended | Change |
|---|---|---|---|---|
| Aug 26, 2026 | $0.090 | $0.34 | $0.15 | -4.7% |
| Aug 21, 2026 | $0.10 | $0.34 | $0.16 | +4.9% |
| Aug 19, 2026 | $0.090 | $0.34 | $0.15 | -4.7% |
| Jul 30, 2026 | $0.10 | $0.34 | $0.16 | -22.0% |
| Jul 25, 2026 | $0.14 | $0.40 | $0.21 | +26.2% |
| Jul 24, 2026 | $0.10 | $0.35 | $0.16 | -8.5% |
| Jul 23, 2026 | $0.12 | $0.35 | $0.18 | -2.7% |
| Jul 21, 2026 | $0.12 | $0.37 | $0.18 | -39.7% |
| Jul 19, 2026 | $0.22 | $0.55 | $0.30 | +65.8% |
| Jul 18, 2026 | $0.12 | $0.37 | $0.18 | -39.7% |
| Jul 16, 2026 | $0.22 | $0.55 | $0.30 | +65.8% |
| Jul 15, 2026 | $0.12 | $0.37 | $0.18 | +37.7% |
| Jul 14, 2026 | $0.060 | $0.35 | $0.13 | -25.4% |
| Jun 14, 2026 | $0.12 | $0.35 | $0.18 | -7.8% |
| Apr 23, 2026 | $0.13 | $0.38 | $0.19 | -6.1% |
| Apr 3, 2026 | $0.14 | $0.40 | $0.21 | first observation |
Where it is listed today
Current listed rates across the sources LLMPI compares. The cheapest blended row is highlighted; lower price never implies identical terms, speed, or quality.
| Source | Input | Output | Blended | Listing ID |
|---|---|---|---|---|
| OpenRouter Pricing evidence | $0.090 | $0.34 | $0.15 | google/gemma-4-31b-it |
| Nous Portal Provider catalog (not exact listing evidence) | $0.090 | $0.34 | $0.15 | google/gemma-4-31b-it |
| Novita Provider catalog (not exact listing evidence) | $0.14 | $0.40 | $0.21 | google/gemma-4-31b-it |
| DeepInfra Pricing evidence | $0.20 | $0.40 | $0.25 | google/gemma-4-31B-it |
| AIHubMix Pricing evidence | $0.20 | $0.40 | $0.25 | gemma-4-31b-it |
| Together Provider catalog (not exact listing evidence) | $0.39 | $0.97 | $0.54 | google/gemma-4-31B-it |
Evidence and scope
- Source
- OpenRouter public model listing
- Archive
- Wayback Machine snapshots of that listing (weekly-grade, from July 2023) plus LLMPI's own daily snapshots since June 2026
- Last observed
- Oct 9, 2026
- Data
- history.json (CC BY 4.0)
This is the listed standard text-token rate for one OpenRouter listing ID. It does not normalize caching, batch discounts, long-context tiers, providers behind the listing, or model quality. A price can also move because OpenRouter's default route changed provider.