Solar Mini 4 vs Mercury Edit 2 vs MiMo-V2.6-Flash
MiMo-V2.6-Flash comes out ahead, 80 to 64 and 34 on our weighted score.
UpstageSolar Mini 4
64/100- ECI—
- Price$0.10 / $0.40
- Context524K
InceptionMercury Edit 2
34/100- ECI—
- Price$0.25 / $0.75
- Context32K
- Our pick
XiaomiMiMo-V2.6-Flash
80/100- ECI—
- Price$0.14 / $0.28
- Context1.05M
MiMo-V2.6-Flash is our pick
MiMo-V2.6-Flash is the better all-round choice, scoring 80/100 against Solar Mini 4 (64) and Mercury Edit 2 (34). It leads on inputs & features and context window. The score weighs price 50%, inputs & features 30%, context window 20%. 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 priceSolar Mini 4 and MiMo-V2.6-FlashSolar Mini 4 $0.175 · MiMo-V2.6-Flash $0.175 · Mercury Edit 2 $0.375 per 1M tokens (3:1 blend)
- Longest contextMiMo-V2.6-FlashMiMo-V2.6-Flash 1,048,576 · Solar Mini 4 524,288 · Mercury Edit 2 32,000 tokens
- Widest inputsMiMo-V2.6-FlashSolar Mini 4: Text · Mercury Edit 2: Text · MiMo-V2.6-Flash: Text, Images, Audio, Video
- Self-hostingMiMo-V2.6-FlashPublishes downloadable weights
| Measure | Weight | Solar Mini 4 | Mercury Edit 2 | MiMo-V2.6-Flash |
|---|---|---|---|---|
| Price | 50% | 82 | 67 | 82 |
| Inputs & features | 30% | 45 | 0 | 90 |
| Context window | 20% | 49 | 0 | 61 |
| Overall | 100% | 64/100 | 34/100 | 80/100 |
Left out because at least one model lacks the data: capability. The remaining weights were rescaled.
Every spec in one table
Highlighted cells lead their row. Dashes mean the data is not published.
| Specification | Solar Mini 4Upstage | Mercury Edit 2Inception | MiMo-V2.6-FlashXiaomi |
|---|---|---|---|
| Capability | |||
| Capabilities Index (ECI) | — | — | — |
| ECI rank | — | — | — |
| Price per million tokens | |||
| Input | $0.10 (best) | $0.25 | $0.14 |
| Output | $0.40 | $0.75 | $0.28 (best) |
| Cached input | $0.01 | $0.025 | $0.0028 (best) |
| Blended (3:1) | $0.175 (best) | $0.375 | $0.175 (best) |
| Long-context rate | Same rate | Same rate | Same rate |
| Price source | Official Upstage API | Official Inception API | Official Xiaomi API |
| Limits | |||
| Context window | 524,288 tokens | 32,000 tokens | 1,048,576 tokens (best) |
| Max output | 131,072 tokens (best) | 8,192 tokens | 131,072 tokens (best) |
| Inputs and features | |||
| Text | Yes | Yes | Yes |
| Images | No | No | Yes |
| PDFs | No | No | No |
| Audio | No | No | Yes |
| Video | No | No | Yes |
| Reasoning | Yesminimal · low · medium · high · xhigh · max | No | Yes |
| Tool calling | Yes | No | Yes |
| Structured output | Yes | No | Yes |
| Availability | |||
| Weights | Proprietary | Proprietary | Open |
| API model ID | solar-mini4 | mercury-edit-2 | mimo-v2.6-flash |
| API providers | 4 | 1 | 23 (best) |
| Released | Sep 22, 2026 | Mar 30, 2026 | Sep 22, 2026 |
| Knowledge cutoff | Feb 2026 | — | — |
What would a month cost?
Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.
- Solar Mini 4$1.80
- Mercury Edit 2$4.00
- MiMo-V2.6-Flash$1.96
Which should you choose?
Which is better: Solar Mini 4, Mercury Edit 2 or MiMo-V2.6-Flash?
MiMo-V2.6-Flash is the better all-round choice, scoring 80/100 against Solar Mini 4 (64) and Mercury Edit 2 (34). It leads on inputs & features and context window. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.
Which is cheaper, Solar Mini 4, Mercury Edit 2 or MiMo-V2.6-Flash?
Solar Mini 4 is cheaper at $0.10 input / $0.40 output per million tokens (official Upstage API price). MiMo-V2.6-Flash costs $0.14 input / $0.28 output per million tokens (official Xiaomi API price); Mercury Edit 2 costs $0.25 input / $0.75 output per million tokens (official Inception API price). At a typical mix of three input tokens to one output token, that is $0.175 per million tokens for Solar Mini 4 versus $0.175 for MiMo-V2.6-Flash (1× as much) and $0.375 for Mercury Edit 2 (2.1× as much).
Which scores higher on benchmarks?
There is no independent benchmark that covers all three models yet. Solar Mini 4 has not been scored yet, Mercury Edit 2 has not been scored yet and MiMo-V2.6-Flash has not been scored yet.
Which is better for coding?
There are no published SWE-bench Verified results for Solar Mini 4, Mercury Edit 2 and MiMo-V2.6-Flash yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. Note that Mercury Edit 2 does not support tool calling, which most coding agents need.
Which has the bigger context window?
MiMo-V2.6-Flash has the largest context window at 1,048,576 tokens, against 524,288 for Solar Mini 4 and 32,000 for Mercury Edit 2. Maximum output per response: Solar Mini 4 up to 131,072, Mercury Edit 2 up to 8,192, MiMo-V2.6-Flash up to 131,072 tokens.
Which can read images, PDFs, audio or video?
Solar Mini 4 accepts text; Mercury Edit 2 accepts text; MiMo-V2.6-Flash accepts text, images, audio and video. MiMo-V2.6-Flash handles the widest range of inputs.
Are any of these open source?
MiMo-V2.6-Flash publishes its weights and can be self-hosted; Solar Mini 4 and Mercury Edit 2 is proprietary.
Which is newer?
Solar Mini 4 is the newest, released Sep 22, 2026. MiMo-V2.6-Flash came out Sep 22, 2026; Mercury Edit 2 came out Mar 30, 2026. Knowledge cutoff: Solar Mini 4 Feb 2026.
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.
