Nebius (fp4) via OpenRouter

2 models measured.

How Nebius (fp4) via OpenRouter compares with other providers

Each dot is one or more of the model's other providers on that limit; the highlighted dot is Nebius (fp4) via OpenRouter. The overall score ranks a model's providers: each limit as a percentage of the best provider's, averaged over the limits measured. 100 means it matches the best provider on every limit.

Kimi K3.1 Proagainst its 10 other providers

Overall score?623rd of 11 scored · 6 limitsbest 67 · Fireworks

Images 724best 999 · Together AI

768×432 frames ≥ 384best, tied

Inline body ≥ 32 MBbest, tied

Images by URL ≥ 128 MBbest, tied

Video file No videobest ≥ 512 MB · Together AI

Video tok/min Nobest 324,240 · Fireworks

Muse Spark (open)against its 5 other providers

Overall score?693rd of 6 scored · 6 limitsbest 100 · Together AI

Images 16best ≥ 1,024 · Together AI

768×432 frames 16best 128 · Together AI

Inline body≥ 32 MBbest, tied

Images by URL ≥ 128 MBbest, tied

Video file 256 MBbest, tied

Video tok/min 15,195best 15,601 · Together AI

Kimi K3.1 Pro

moonshotai/kimi-k3.1-pro

Images: 724 “This endpoint's maximum context length is 1048576 tokens. However, you requested about 1049347 tokens (1706 of text input, 1047625 of image input, 16 in the output). Please reduce the length of either one, or use the context-compression plugin to compress your prompt automatically.”
768×432 frames: ≥ 384
Tokens / frame: 458
Inline body: ≥ 32 MB
Images by URL: ≥ 128 MB
Video file: No video “OpenRouter had no endpoint to route this to (removed by its Input Video Support filter).”
Video tok/min: No “OpenRouter had no endpoint to route this to (removed by its Input Video Support filter).”
Frames/min: —
Video input: No
Tool messages: Lenient
Extra fields: All accepted

Measured 2026-11-05

Muse Spark (open)

meta/muse-spark-open

Images: 16 “At most 16 image(s) may be provided in one prompt. (parameter=image)”
768×432 frames: 16 “At most 16 image(s) may be provided in one prompt. (parameter=image)”
Tokens / frame: 417
Inline body: ≥ 32 MB
Images by URL: ≥ 128 MB
Video file: 256 MB “{"error":{"message":"Provider returned error","code":422,"metadata":{"raw":"{"error":{"type":"UnprocessableEntityError","message":"Failed to fetch media from URL: Remote media download exceeds VLLM_MAX_MEDIA_DOWNLOAD_SIZE_MB=256 (received at least 320000000 bytes) (parameter=image_url, value=<url>>”
Video tok/min: 15,195
Frames/min: 116.9
Video input: Yes
Tool messages: Lenient
Extra fields: All accepted

Measured 2026-11-04