MiniMax M2.5 vs Seed 1.8
At a Glance
| Compare |  MiniMax M2.5MiniMax | Seed 1.8ByteDance Seed |
|---|---|---|
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $0.27Openrouter ↗ · Aug 28, 2026 | Not reported |
| Output priceFrom · USD / 1M tokens | $1.08Openrouter ↗ · Aug 28, 2026 | Not reported |
| Context windowMaximum documented tokens | 197K | Not reported |
| Model facts checked | Aug 28, 2026View model evidence → | Sep 3, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
Side-by-Side Facts
| Field | MiniMax-M2.5 | Seed 1.8 |
|---|---|---|
| Developer | MiniMax | ByteDance Seed |
| Family | Minimax M2 5 | Seed 1 8 |
| Model | MiniMax-M2.5 | Seed 1.8 |
| Version | MiniMax-M2.5 | Seed 1.8 |
| Lifecycle | active | active |
| Released | 2026-02-12 | Unknown |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text | Text, Image |
| Output modalities | Text | Text |
| Context window | 197K | Unknown |
| Total parameters | 228.7B | Unknown |
| Active parameters | Unknown | Unknown |
| License | other | Unknown |
| Open weights | Yes | No |
| API available | Yes | Yes |
| Self-hostable | Yes | No |
| Provider access | Hugging Face (Standard), Openrouter (Standard) | Unknown |
| Capabilities | chat, generation, tools | chat, generation, reasoning, tools |
MiniMax M2.5 Capabilities
Seed 1.8 Capabilities
Related Comparisons
All text comparisons →| A | Pair | B | Context |
|---|---|---|---|
MiniMax-M2.5MiniMax | vs |  GPT-6 AstraOpenAI | cross-developer peerstext |
MiniMax-M2.5MiniMax | vs | Claude Fable 5.1Anthropic | cross-developer peerstext |
MiniMax-M2.5MiniMax | vs |  Gemini 3.1 ProGoogle DeepMind | cross-developer peerstext |
MiniMax-M2.5MiniMax | vs |  DeepSeek-V4.1-FlashDeepSeek | cross-developer peerstext |
MiniMax-M2.5MiniMax | vs | Grok 4.6xAI | cross-developer peerstext |
MiniMax-M2.5MiniMax | vs |  Qwen3.8-MaxQwen | cross-developer peerstext |
MiniMax-M2.5MiniMax | vs |  Kimi-K3Moonshot AI | cross-developer peerstext |
MiniMax-M2.5MiniMax | vs | MiniMax-M3MiniMax | family variantstext |
MiniMax-M2.5MiniMax | vs |  GLM-5.3Z.ai | cross-developer peerstext |
MiniMax-M2.5MiniMax | vs |  Hy4 previewTencent | cross-developer peerstext |
MiniMax-M2.5MiniMax | vs | Seed 2.1 ProByteDance Seed | cross-developer peerstext |
MiniMax-M2.5MiniMax | vs |  Mistral Large 3Mistral AI | cross-developer peerstext |
Primary Evidence
Sources and Freshness
Questions
MiniMax M2.5 vs Seed 1.8 FAQs
Is MiniMax M2.5 or Seed 1.8 better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both MiniMax M2.5 and Seed 1.8, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, MiniMax M2.5 or Seed 1.8?+
Only MiniMax M2.5 has a directly sourced input price: $0.27 per million tokens. Only MiniMax M2.5 has a directly sourced output price: $1.08 per million tokens.
Which has a larger context window, MiniMax M2.5 or Seed 1.8?+
Neither model has a larger sourced context window in this comparison. MiniMax M2.5 is 197K and Seed 1.8 is —.
Which performs better in benchmarks, MiniMax M2.5 or Seed 1.8?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can MiniMax M2.5 or Seed 1.8 be self-hosted?+
MiniMax M2.5 is the only model in this pair currently marked as self-hostable. MiniMax M2.5 is open weight; Seed 1.8 is not marked open weight.
Can MiniMax M2.5 and Seed 1.8 understand images?+
MiniMax M2.5 is not documented with image input; Seed 1.8 is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, MiniMax M2.5 or Seed 1.8?+
Neither has a larger sourced maximum output. MiniMax M2.5 is — and Seed 1.8 is —.
Do MiniMax M2.5 and Seed 1.8 support reasoning and tool use?+
MiniMax M2.5: tool calling. Seed 1.8: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, MiniMax M2.5 or Seed 1.8?+
MiniMax M2.5 has 2 sourced provider routes; Seed 1.8 has 0, so MiniMax M2.5 has broader tracked availability.
Which offers better value, MiniMax M2.5 or Seed 1.8?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.