ByteDance Seed: Seed 1.6 Flash
bytedance-seed/seed-1-6-flashSeed 1.6 Flash is an ultra-fast multimodal deep thinking model by ByteDance Seed, supporting both text and visual understanding.
Modalities
In / out per 1M$0.07 / $0.30
Context256K
ReleasedDec 23, 2025
Providers
1 provider serves this model upstream.
| Provider | Input /M | Output /M | Cache read /M | Latency P50 | Throughput P50 | Uptime |
|---|---|---|---|---|---|---|
| $0.07 | $0.30 | Variable | 0.77s | 58 tps | 100% |
Market-wide measurements, refreshed every 15 minutes. They describe who serves Seed 1.6 Flash in general, not how ProjectCOZY routes your requests.
Pricing
List rates per 1M tokens — what Seed 1.6 Flash costs pay-as-you-go elsewhere, not what you pay here.
Input
$0.07
per 1M tokens
Output
$0.30
per 1M tokens
Cache read
—
not published
Included in every pass
Seed 1.6 Flash is included in every ProjectCOZY pass at no extra cost — one flat rate, no per-token metering. The rates above are there for comparison.
Performance
Time to first token and output speed across every provider, over the last 3 days.
0.0s10.0s20.0s30.0s40.0s
Oct 11, 12 AMOct 11, 8 AMOct 11, 4 PMOct 12, 12 AMOct 12, 8 AMOct 12, 4 PMOct 13, 12 AMOct 13, 8 AMOct 13, 4 PMOct 14, 12 AMOct 14, 8 AM
Median 90th percentile 99th percentile
0 tok/s50 tok/s100 tok/s150 tok/s200 tok/s
Oct 11, 12 AMOct 11, 8 AMOct 11, 4 PMOct 12, 12 AMOct 12, 8 AMOct 12, 4 PMOct 13, 12 AMOct 13, 8 AMOct 13, 4 PMOct 14, 12 AMOct 14, 8 AM
Median 90th percentile 99th percentile
Uptime
100% of requests were served successfully over the last 3 days, across all providers.
Last 3 daysAvailability 99.9%
Oct 11, 2:00 PMNow
Availability over the last 24 hoursAvailability 99.76%
100% 98% 97% 95%
Oct 13, 2:50 PMNow
Apps
Tools that most often run Seed 1.6 Flash, by tokens this week.
Activity
12.4B tokens processed market-wide in the last month.
0200.0M400.0M600.0M800.0M
Sep 14Sep 19Sep 24Sep 29Oct 4Oct 9Oct 14
Tokens
FAQ
Which model id do I use for Seed 1.6 Flash?
bytedance-seed/seed-1.6-flash. Send it as the model field from any OpenAI-compatible client, against http://192.168.1.55/v1.
How much context does Seed 1.6 Flash hold?
262,144 tokens per request, of which up to 32,768 can be the response.
What can it accept and return?
Input: image, text, video. Output: text.
What does Seed 1.6 Flash cost on a pass?
Nothing beyond the pass itself. Pay-as-you-go elsewhere it lists at $0.07 per 1M input tokens and $0.30 per 1M output tokens.
Who built Seed 1.6 Flash?
ByteDance Seed, in the Seed family.
Explore
Other models your pass can call.
