Solar Pro 2 vs Tiny Aya Earth vs Gemini 2.5 Flash-Lite
Gemini 2.5 Flash-Lite comes out ahead, 84 to 26 and 15 on our weighted score, and it is the cheaper option too.
UpstageSolar Pro 2
26/100- ECI—
- Price$0.25 / $0.25
- Context66K
CohereTiny Aya Earth
15/100- ECI—
- Price—
- Context8K
- Our pick
GoogleGemini 2.5 Flash-Lite
84/100- ECI—
- Price$0.10 / $0.40
- Context1.05M
Gemini 2.5 Flash-Lite is our pick
Gemini 2.5 Flash-Lite is the better all-round choice, scoring 84/100 against Solar Pro 2 (26) and Tiny Aya Earth (15). It leads on inputs & features and context window. The score weighs inputs & features 60%, context window 40%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.
- CapabilityNot enough dataNo independent benchmark covers every model here yet
- Lowest priceGemini 2.5 Flash-LiteGemini 2.5 Flash-Lite $0.175 · Solar Pro 2 $0.25 per 1M tokens (3:1 blend) · Tiny Aya Earth unpriced
- Longest contextGemini 2.5 Flash-LiteGemini 2.5 Flash-Lite 1,048,576 · Solar Pro 2 65,536 · Tiny Aya Earth 8,000 tokens
- Widest inputsGemini 2.5 Flash-LiteSolar Pro 2: Text · Tiny Aya Earth: Text · Gemini 2.5 Flash-Lite: Text, Images, PDFs, Audio, Video
- Self-hostingTiny Aya EarthPublishes downloadable weights (CC-BY-NC-4.0)
| Measure | Weight | Solar Pro 2 | Tiny Aya Earth | Gemini 2.5 Flash-Lite |
|---|---|---|---|---|
| Inputs & features | 60% | 35 | 25 | 100 |
| Context window | 40% | 12 | 0 | 61 |
| Overall | 100% | 26/100 | 15/100 | 84/100 |
Left out because at least one model lacks the data: capability and price. The remaining weights were rescaled.
Every spec in one table
Highlighted cells lead their row. Dashes mean the data is not published.
| Specification | Solar Pro 2Upstage | Tiny Aya EarthCohere | Gemini 2.5 Flash-LiteGoogle |
|---|---|---|---|
| Capability | |||
| Capabilities Index (ECI) | — | — | — |
| ECI rank | — | — | — |
| Price per million tokens | |||
| Input | $0.25 | — | $0.10 (best) |
| Output | $0.25 (best) | — | $0.40 |
| Cached input | — | — | $0.01 |
| Blended (3:1) | $0.25 | — | $0.175 (best) |
| Long-context rate | Same rate | — | Same rate |
| Price source | Official Upstage API | — | Official Google API |
| Limits | |||
| Context window | 65,536 tokens | 8,000 tokens | 1,048,576 tokens (best) |
| Max output | 8,192 tokens | 8,000 tokens | 65,536 tokens (best) |
| Inputs and features | |||
| Text | Yes | Yes | Yes |
| Images | No | No | Yes |
| PDFs | No | No | Yes |
| Audio | No | No | Yes |
| Video | No | No | Yes |
| Reasoning | Yesminimal · high | No | Yes |
| Tool calling | Yes | Yes | Yes |
| Structured output | No | No | Yes |
| Availability | |||
| Weights | Proprietary | OpenCC-BY-NC-4.0 | Proprietary |
| API model ID | solar-pro2 | tiny-aya-earth | gemini-2.5-flash-lite |
| API providers | 2 | 1 | 24 (best) |
| Released | May 20, 2025 | Feb 17, 2026 | Jun 17, 2025 |
| Knowledge cutoff | Mar 2025 | — | Jan 2025 |
What would a month cost?
Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.
- Solar Pro 2$3.00
- Tiny Aya Earth—
- Gemini 2.5 Flash-Lite$1.80
Which should you choose?
Which is better: Solar Pro 2, Tiny Aya Earth or Gemini 2.5 Flash-Lite?
Gemini 2.5 Flash-Lite is the better all-round choice, scoring 84/100 against Solar Pro 2 (26) and Tiny Aya Earth (15). It leads on inputs & features and context window. The score weighs inputs & features 60%, context window 40%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.
Which is cheaper, Solar Pro 2, Tiny Aya Earth or Gemini 2.5 Flash-Lite?
Gemini 2.5 Flash-Lite is cheaper at $0.10 input / $0.40 output per million tokens (official Google API price). Solar Pro 2 costs $0.25 input / $0.25 output per million tokens (official Upstage API price). At a typical mix of three input tokens to one output token, that is $0.175 per million tokens for Gemini 2.5 Flash-Lite versus $0.25 for Solar Pro 2 (1.4× as much). Tiny Aya Earth has no published per-token price.
Which scores higher on benchmarks?
There is no independent benchmark that covers all three models yet. Solar Pro 2 has not been scored yet, Tiny Aya Earth has not been scored yet and Gemini 2.5 Flash-Lite has not been scored yet.
Which is better for coding?
There are no published SWE-bench Verified results for Solar Pro 2, Tiny Aya Earth and Gemini 2.5 Flash-Lite yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. All three support tool calling for agent workflows.
Which has the bigger context window?
Gemini 2.5 Flash-Lite has the largest context window at 1,048,576 tokens, against 65,536 for Solar Pro 2 and 8,000 for Tiny Aya Earth. Maximum output per response: Solar Pro 2 up to 8,192, Tiny Aya Earth up to 8,000, Gemini 2.5 Flash-Lite up to 65,536 tokens.
Which can read images, PDFs, audio or video?
Solar Pro 2 accepts text; Tiny Aya Earth accepts text; Gemini 2.5 Flash-Lite accepts text, images, PDFs, audio and video. Gemini 2.5 Flash-Lite handles the widest range of inputs.
Are any of these open source?
Tiny Aya Earth publishes its weights (CC-BY-NC-4.0) and can be self-hosted; Solar Pro 2 and Gemini 2.5 Flash-Lite is proprietary.
Which is newer?
Tiny Aya Earth is the newest, released Feb 17, 2026. Gemini 2.5 Flash-Lite came out Jun 17, 2025; Solar Pro 2 came out May 20, 2025. Knowledge cutoff: Solar Pro 2 Mar 2025, Gemini 2.5 Flash-Lite Jan 2025.
How do you decide the winner?
Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Nov 2, 2026.
