Seed 1.6 Flash vs Trinity Mini vs Voxtral Mini 3B 2507
Seed 1.6 Flash comes out ahead, 78 to 65 and 61 on our weighted score, though Voxtral Mini 3B 2507 is 45% cheaper per token.
- Our pick
ByteDance SeedSeed 1.6 Flash
78/100- ECI—
- Price$0.022 / $0.223
- Context256K
Arcee AITrinity Mini
65/100- ECI—
- Price$0.045 / $0.15
- Context131K
Mistral AIVoxtral Mini 3B 2507
61/100- ECI—
- Price$0.04 / $0.04
- Context33K
Seed 1.6 Flash is our pick
Seed 1.6 Flash is the better all-round choice, scoring 78/100 against Trinity Mini (65) and Voxtral Mini 3B 2507 (61). 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 priceVoxtral Mini 3B 2507Voxtral Mini 3B 2507 $0.04 · Trinity Mini $0.071 · Seed 1.6 Flash $0.072 per 1M tokens (3:1 blend)
- Longest contextSeed 1.6 FlashSeed 1.6 Flash 256,000 · Trinity Mini 131,072 · Voxtral Mini 3B 2507 32,768 tokens
- Widest inputsSeed 1.6 Flash and Voxtral Mini 3B 2507Seed 1.6 Flash: Text, Images · Trinity Mini: Text · Voxtral Mini 3B 2507: Text, Audio
- Self-hostingTrinity Mini and Voxtral Mini 3B 2507Publishes downloadable weights (OpenMDW-1.1 and Apache 2.0)
| Measure | Weight | Seed 1.6 Flash | Trinity Mini | Voxtral Mini 3B 2507 |
|---|---|---|---|---|
| Price | 50% | 100 | 100 | 100 |
| Inputs & features | 30% | 70 | 35 | 35 |
| Context window | 20% | 36 | 24 | 0 |
| Overall | 100% | 78/100 | 65/100 | 61/100 |
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 | Seed 1.6 FlashByteDance Seed | Trinity MiniArcee AI | Voxtral Mini 3B 2507Mistral AI |
|---|---|---|---|
| Capability | |||
| Capabilities Index (ECI) | — | — | — |
| ECI rank | — | — | — |
| Price per million tokens | |||
| Input | $0.022 (best) | $0.045 | $0.04 |
| Output | $0.223 | $0.15 | $0.04 (best) |
| Cached input | $0.0044 | — | — |
| Blended (3:1) | $0.072 | $0.071 | $0.04 (best) |
| Long-context rate | Over 32K: $0.045 / $0.445 | Same rate | Same rate |
| Price source | Official Volcengine Ark API | Median of 1 providers | Median of 2 providers |
| Limits | |||
| Context window | 256,000 tokens (best) | 131,072 tokens | 32,768 tokens |
| Max output | 32,000 tokens | 131,072 tokens (best) | 32,768 tokens |
| Inputs and features | |||
| Text | Yes | Yes | Yes |
| Images | Yes | No | No |
| PDFs | No | No | No |
| Audio | No | No | Yes |
| Video | No | No | No |
| Reasoning | Yes | Yes | No |
| Tool calling | Yes | Yes | Yes |
| Structured output | Yes | No | No |
| Availability | |||
| Weights | Proprietary | OpenOpenMDW-1.1 | OpenApache 2.0 |
| API model ID | doubao-seed-1-6-flash-250828 | — | — |
| API providers | 2 (best) | 1 | 2 (best) |
| Released | Aug 28, 2025 | Dec 1, 2025 | Jul 15, 2025 |
| Knowledge cutoff | — | — | — |
What would a month cost?
Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.
- Seed 1.6 Flash$0.668
- Trinity Mini$0.75
- Voxtral Mini 3B 2507$0.48
Which should you choose?
Which is better: Seed 1.6 Flash, Trinity Mini or Voxtral Mini 3B 2507?
Seed 1.6 Flash is the better all-round choice, scoring 78/100 against Trinity Mini (65) and Voxtral Mini 3B 2507 (61). 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, Seed 1.6 Flash, Trinity Mini or Voxtral Mini 3B 2507?
Voxtral Mini 3B 2507 is cheaper at $0.04 input / $0.04 output per million tokens (median across 2 API providers). Trinity Mini costs $0.045 input / $0.15 output per million tokens (median across 1 API provider); Seed 1.6 Flash costs $0.022 input / $0.223 output per million tokens (official Volcengine Ark API price). At a typical mix of three input tokens to one output token, that is $0.04 per million tokens for Voxtral Mini 3B 2507 versus $0.071 for Trinity Mini (1.8× as much) and $0.072 for Seed 1.6 Flash (1.8× as much).
Which scores higher on benchmarks?
There is no independent benchmark that covers all three models yet. Seed 1.6 Flash has not been scored yet, Trinity Mini has not been scored yet and Voxtral Mini 3B 2507 has not been scored yet.
Which is better for coding?
There are no published SWE-bench Verified results for Seed 1.6 Flash, Trinity Mini and Voxtral Mini 3B 2507 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?
Seed 1.6 Flash has the largest context window at 256,000 tokens, against 131,072 for Trinity Mini and 32,768 for Voxtral Mini 3B 2507. Maximum output per response: Seed 1.6 Flash up to 32,000, Trinity Mini up to 131,072, Voxtral Mini 3B 2507 up to 32,768 tokens.
Which can read images, PDFs, audio or video?
Seed 1.6 Flash accepts text and images; Trinity Mini accepts text; Voxtral Mini 3B 2507 accepts text and audio. Seed 1.6 Flash handles the widest range of inputs.
Are any of these open source?
Trinity Mini and Voxtral Mini 3B 2507 publishes its weights (OpenMDW-1.1 and Apache 2.0) and can be self-hosted; Seed 1.6 Flash is proprietary.
Which is newer?
Trinity Mini is the newest, released Dec 1, 2025. Seed 1.6 Flash came out Aug 28, 2025; Voxtral Mini 3B 2507 came out Jul 15, 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 Oct 4, 2026.
