← Models

ByteDance · current

Seed 2.1 Turbo

Seed 2.1 Turbo is attributed to ByteDance in the catalog. It accepts text, image, and video input and produces text output. Reported capabilities include reasoning, tool calling, and structured output.

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Modalities

Hosted provider token rates

$0.3536 / $1.7696

USD per 1M input / output tokens · Ofox

Context

262K

Released

2026-06-23

Knowledge cutoff

Unknown

No recent lab-operated provider rate is available. Showing the third-party host with the lowest input rate + ¼ output rate. This is one offering, not an average; other providers, modalities, tiers, and fees may differ.

Where to use it

10 observed offerings · token prices in USD per million where available

Estimate your workload cost
NanoGPT

bytedance-seed/seed-2-1-turbo

current

Input

$0.50

Output

$2.50

Cache

$0.25

Context

262K

Max output

236K
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
Temperature
Yes

Recent price

Vercel AI Gateway

bytedance/seed-2.1-turbo

current

Input

$0.50

Output

$2.50

Cache

$0.10

Context

262K

Max output

262K
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
Temperature
Yes

Recent price

EmpirioLabs AI

seed-2-1-turbo

current

Input

$0.63

Output

$3.13

Cache

$0.63

Context

229K

Max output

66K
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
Temperature
Yes

Recent price

Ofox

volcengine/doubao-seed-2.1-turbo

current

Input

$0.3536

Output

$1.7696

Cache

$0.068

Context

256K

Max output

256K
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
Temperature
Yes

Recent price

OpenRouter

bytedance-seed/seed-2-1-turbo

current

Input

$0.50

Output

$2.50

Cache

—

Context

262K

Max output

236K
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
Temperature
Yes

Recent price

Venice AI

seed-2-1-turbo

current

Input

$0.625

Output

$3.125

Cache

$0.125

Context

256K

Max output

66K
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
Temperature
Yes

Recent price

Volcengine Ark Coding Plan

doubao-seed-2.1-turbo

deprecated

Input

$0

Output

$0

Cache

$0

Context

256K

Max output

256K
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
Temperature
Yes

Not a current offering

Volcengine Ark

doubao-seed-2-1-turbo-260628

current

Input

$0.4453

Output

$2.2265

Cache

$0.0891

Context

256K

Max output

256K
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
Temperature
Yes

Recent price

NanoGPT

bytedance/doubao-seed-2.1-turbo

current

Input

$0.50

Output

$2.50

Cache

$0.25

Context

256K

Max output

128K
Reasoning
No
Tool calling
No
Structured output
No
Temperature
Yes

Recent price

Kilo Gateway

bytedance-seed/seed-2-1-turbo

current

Input

$0.50

Output

$2.50

Cache

—

Context

262K

Max output

236K
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
Temperature
Yes

Recent price

Limits and capabilities reflect each provider’s listed offering. Unknown means support was not reported.

Capabilities and limits

Input
text, image, video
Output
text
Max output
236K
Weights
Closed (source-reported)
Release
2026-06-23
Knowledge cutoff
Unknown
Family
seed

Reasoning · Tool calling · Structured output · Vision

Provider-specific limits and support can differ.

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Evaluate quality and latency on examples from your intended use before choosing a model.

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Models to compare

Candidates match reported specifications; they are not tested replacements.

Model and price history

Latest recorded change: source refresh · 2026-11-01

Model changes (4)
  • source refresh · 2026-11-01
    {
      "before": {
        "context_tokens": 256000
      },
      "after": {
        "context_tokens": 229093
      }
    }
  • source refresh · 2026-10-22
    {
      "before": {
        "status": "current"
      },
      "after": {
        "status": "deprecated"
      }
    }
  • source refresh · 2026-10-21
    {
      "before": {
        "input_modalities": [
          "text",
          "image"
        ],
        "max_output_tokens": 262144
      },
      "after": {
        "input_modalities": [
          "text",
          "image",
          "video"
        ],
        "max_output_tokens": 235929
      }
    }
  • source refresh · 2026-10-20
    {
      "before": {
        "supports_structured_output": false
      },
      "after": {
        "supports_structured_output": true
      }
    }
Price history (312 observations)
DateProviderInput / output
2026-11-02NanoGPT$0.50 / $2.50
2026-11-02Vercel AI Gateway$0.50 / $2.50
2026-11-02NanoGPT$0.50 / $2.50
2026-11-02Kilo Gateway$0.50 / $2.50
2026-11-02EmpirioLabs AI$0.63 / $3.13
2026-11-02Ofox$0.3536 / $1.7696
2026-11-02OpenRouter$0.50 / $2.50
2026-11-02Venice AI$0.625 / $3.125
2026-11-02Volcengine Ark Coding Plan$0 / $0
2026-11-02Volcengine Ark$0.4453 / $2.2265
2026-11-01NanoGPT$0.50 / $2.50
2026-11-01NanoGPT$0.50 / $2.50
2026-11-01Vercel AI Gateway$0.50 / $2.50
2026-11-01Kilo Gateway$0.50 / $2.50
2026-11-01EmpirioLabs AI$0.63 / $3.13
2026-11-01Ofox$0.3536 / $1.7696
2026-11-01OpenRouter$0.50 / $2.50
2026-11-01Venice AI$0.625 / $3.125
2026-11-01Volcengine Ark Coding Plan$0 / $0
2026-11-01Volcengine Ark$0.4453 / $2.2265
2026-10-31NanoGPT$0.50 / $2.50
2026-10-31Vercel AI Gateway$0.50 / $2.50
2026-10-31NanoGPT$0.50 / $2.50
2026-10-31Kilo Gateway$0.50 / $2.50
2026-10-31EmpirioLabs AI$0.63 / $3.13
2026-10-31Ofox$0.3536 / $1.7696
2026-10-31OpenRouter$0.50 / $2.50
2026-10-31Venice AI$0.625 / $3.125
2026-10-31Volcengine Ark Coding Plan$0 / $0
2026-10-31Volcengine Ark$0.4453 / $2.2265
2026-10-30NanoGPT$0.50 / $2.50
2026-10-30Vercel AI Gateway$0.50 / $2.50
2026-10-30NanoGPT$0.50 / $2.50
2026-10-30Kilo Gateway$0.50 / $2.50
2026-10-30EmpirioLabs AI$0.63 / $3.13
2026-10-30Ofox$0.3536 / $1.7696
2026-10-30OpenRouter$0.50 / $2.50
2026-10-30Venice AI$0.625 / $3.125
2026-10-30Volcengine Ark Coding Plan$0 / $0
2026-10-30Volcengine Ark$0.4453 / $2.2265
2026-10-29NanoGPT$0.50 / $2.50
2026-10-29NanoGPT$0.50 / $2.50
2026-10-29Vercel AI Gateway$0.50 / $2.50
2026-10-29Kilo Gateway$0.50 / $2.50
2026-10-29EmpirioLabs AI$0.63 / $3.13
2026-10-29Ofox$0.3536 / $1.7696
2026-10-29OpenRouter$0.50 / $2.50
2026-10-29Venice AI$0.625 / $3.125
2026-10-29Volcengine Ark Coding Plan$0 / $0
2026-10-29Volcengine Ark$0.4453 / $2.2265
2026-10-28NanoGPT$0.50 / $2.50
2026-10-28Vercel AI Gateway$0.50 / $2.50
2026-10-28NanoGPT$0.50 / $2.50
2026-10-28Kilo Gateway$0.50 / $2.50
2026-10-28EmpirioLabs AI$0.63 / $3.13
2026-10-28Ofox$0.3536 / $1.7696
2026-10-28OpenRouter$0.50 / $2.50
2026-10-28Venice AI$0.625 / $3.125
2026-10-28Volcengine Ark Coding Plan$0 / $0
2026-10-28Volcengine Ark$0.4453 / $2.2265
2026-10-27NanoGPT$0.50 / $2.50
2026-10-27Vercel AI Gateway$0.50 / $2.50
2026-10-27NanoGPT$0.50 / $2.50
2026-10-27Kilo Gateway$0.50 / $2.50
2026-10-27EmpirioLabs AI$0.63 / $3.13
2026-10-27Ofox$0.3536 / $1.7696
2026-10-27OpenRouter$0.50 / $2.50
2026-10-27Venice AI$0.625 / $3.125
2026-10-27Volcengine Ark Coding Plan$0 / $0
2026-10-27Volcengine Ark$0.4453 / $2.2265
2026-10-27NanoGPT$0.50 / $2.50
2026-10-27Vercel AI Gateway$0.50 / $2.50
2026-10-27NanoGPT$0.50 / $2.50
2026-10-27Kilo Gateway$0.50 / $2.50
2026-10-27EmpirioLabs AI$0.63 / $3.13
2026-10-27Ofox$0.3536 / $1.7696
2026-10-27OpenRouter$0.50 / $2.50
2026-10-27Venice AI$0.625 / $3.125
2026-10-27Volcengine Ark Coding Plan$0 / $0
2026-10-27Volcengine Ark$0.4453 / $2.2265
2026-10-27NanoGPT$0.50 / $2.50
2026-10-27NanoGPT$0.50 / $2.50
2026-10-27Vercel AI Gateway$0.50 / $2.50
2026-10-27Kilo Gateway$0.50 / $2.50
2026-10-27EmpirioLabs AI$0.63 / $3.13
2026-10-27Ofox$0.3536 / $1.7696
2026-10-27OpenRouter$0.50 / $2.50
2026-10-27Venice AI$0.625 / $3.125
2026-10-27Volcengine Ark Coding Plan$0 / $0
2026-10-27Volcengine Ark$0.4453 / $2.2265
2026-10-27NanoGPT$0.50 / $2.50
2026-10-27Vercel AI Gateway$0.50 / $2.50
2026-10-27NanoGPT$0.50 / $2.50
2026-10-27Kilo Gateway$0.50 / $2.50
2026-10-27EmpirioLabs AI$0.63 / $3.13
2026-10-27Ofox$0.3536 / $1.7696
2026-10-27OpenRouter$0.50 / $2.50
2026-10-27Venice AI$0.625 / $3.125
2026-10-27Volcengine Ark Coding Plan$0 / $0
2026-10-27Volcengine Ark$0.4453 / $2.2265
2026-10-26NanoGPT$0.50 / $2.50
2026-10-26Vercel AI Gateway$0.50 / $2.50
2026-10-26NanoGPT$0.50 / $2.50
2026-10-26Kilo Gateway$0.50 / $2.50
2026-10-26EmpirioLabs AI$0.63 / $3.13
2026-10-26Ofox$0.3536 / $1.7696
2026-10-26OpenRouter$0.50 / $2.50
2026-10-26Venice AI$0.625 / $3.125
2026-10-26Volcengine Ark Coding Plan$0 / $0
2026-10-26Volcengine Ark$0.4453 / $2.2265
2026-10-25NanoGPT$0.50 / $2.50
2026-10-25NanoGPT$0.50 / $2.50
2026-10-25Vercel AI Gateway$0.50 / $2.50
2026-10-25Kilo Gateway$0.50 / $2.50
2026-10-25EmpirioLabs AI$0.63 / $3.13
2026-10-25Ofox$0.3536 / $1.7696
2026-10-25OpenRouter$0.50 / $2.50
2026-10-25Venice AI$0.625 / $3.125
2026-10-25Volcengine Ark Coding Plan$0 / $0
2026-10-25Volcengine Ark$0.4453 / $2.2265
2026-10-24NanoGPT$0.50 / $2.50
2026-10-24NanoGPT$0.50 / $2.50
2026-10-24Vercel AI Gateway$0.50 / $2.50
2026-10-24Kilo Gateway$0.50 / $2.50
2026-10-24EmpirioLabs AI$0.63 / $3.13
2026-10-24Ofox$0.3536 / $1.7696
2026-10-24OpenRouter$0.50 / $2.50
2026-10-24Venice AI$0.625 / $3.125
2026-10-24Volcengine Ark Coding Plan$0 / $0
2026-10-24Volcengine Ark$0.4453 / $2.2265
2026-10-24NanoGPT$0.50 / $2.50
2026-10-24NanoGPT$0.50 / $2.50
2026-10-24Vercel AI Gateway$0.50 / $2.50
2026-10-24Kilo Gateway$0.50 / $2.50
2026-10-24EmpirioLabs AI$0.63 / $3.13
2026-10-24Ofox$0.3536 / $1.7696
2026-10-24OpenRouter$0.50 / $2.50
2026-10-24Venice AI$0.625 / $3.125
2026-10-24Volcengine Ark Coding Plan$0 / $0
2026-10-24Volcengine Ark$0.4453 / $2.2265
2026-10-24NanoGPT$0.50 / $2.50
2026-10-24Vercel AI Gateway$0.50 / $2.50
2026-10-24NanoGPT$0.50 / $2.50
2026-10-24Kilo Gateway$0.50 / $2.50
2026-10-24EmpirioLabs AI$0.63 / $3.13
2026-10-24Ofox$0.3536 / $1.7696
2026-10-24OpenRouter$0.50 / $2.50
2026-10-24Venice AI$0.625 / $3.125
2026-10-24Volcengine Ark Coding Plan$0 / $0
2026-10-24Volcengine Ark$0.4453 / $2.2265
2026-10-23NanoGPT$0.50 / $2.50
2026-10-23Vercel AI Gateway$0.50 / $2.50
2026-10-23NanoGPT$0.50 / $2.50
2026-10-23Kilo Gateway$0.50 / $2.50
2026-10-23EmpirioLabs AI$0.63 / $3.13
2026-10-23Ofox$0.3536 / $1.7696
2026-10-23OpenRouter$0.50 / $2.50
2026-10-23Venice AI$0.625 / $3.125
2026-10-23Volcengine Ark Coding Plan$0 / $0
2026-10-23Volcengine Ark$0.4453 / $2.2265
2026-10-23NanoGPT$0.50 / $2.50
2026-10-23Vercel AI Gateway$0.50 / $2.50
2026-10-23NanoGPT$0.50 / $2.50
2026-10-23Kilo Gateway$0.50 / $2.50
2026-10-23EmpirioLabs AI$0.63 / $3.13
2026-10-23Ofox$0.3536 / $1.7696
2026-10-23OpenRouter$0.50 / $2.50
2026-10-23Venice AI$0.625 / $3.125
2026-10-23Volcengine Ark Coding Plan$0 / $0
2026-10-23Volcengine Ark$0.4453 / $2.2265
2026-10-23NanoGPT$0.50 / $2.50
2026-10-23NanoGPT$0.50 / $2.50
2026-10-23Vercel AI Gateway$0.50 / $2.50
2026-10-23Kilo Gateway$0.50 / $2.50
2026-10-23EmpirioLabs AI$0.63 / $3.13
2026-10-23Ofox$0.3536 / $1.7696
2026-10-23OpenRouter$0.50 / $2.50
2026-10-23Venice AI$0.625 / $3.125
2026-10-23Volcengine Ark Coding Plan$0 / $0
2026-10-23Volcengine Ark$0.4453 / $2.2265
2026-10-23NanoGPT$0.50 / $2.50
2026-10-23Vercel AI Gateway$0.50 / $2.50
2026-10-23NanoGPT$0.50 / $2.50
2026-10-23Kilo Gateway$0.50 / $2.50
2026-10-23EmpirioLabs AI$0.63 / $3.13
2026-10-23Ofox$0.3536 / $1.7696
2026-10-23OpenRouter$0.50 / $2.50
2026-10-23Venice AI$0.625 / $3.125
2026-10-23Volcengine Ark Coding Plan$0 / $0
2026-10-23Volcengine Ark$0.4453 / $2.2265
2026-10-23NanoGPT$0.50 / $2.50
2026-10-23Vercel AI Gateway$0.50 / $2.50
2026-10-23NanoGPT$0.50 / $2.50
2026-10-23Kilo Gateway$0.50 / $2.50
2026-10-23EmpirioLabs AI$0.63 / $3.13
2026-10-23Ofox$0.3536 / $1.7696
2026-10-23OpenRouter$0.50 / $2.50
2026-10-23Venice AI$0.625 / $3.125
2026-10-23Volcengine Ark Coding Plan$0 / $0
2026-10-23Volcengine Ark$0.4453 / $2.2265
2026-10-22NanoGPT$0.50 / $2.50
2026-10-22NanoGPT$0.50 / $2.50
2026-10-22Vercel AI Gateway$0.50 / $2.50
2026-10-22Kilo Gateway$0.50 / $2.50
2026-10-22EmpirioLabs AI$0.63 / $3.13
2026-10-22Ofox$0.3536 / $1.7696
2026-10-22OpenRouter$0.50 / $2.50
2026-10-22Venice AI$0.625 / $3.125
2026-10-22Volcengine Ark Coding Plan$0 / $0
2026-10-22Volcengine Ark$0.4453 / $2.2265
2026-10-21NanoGPT$0.50 / $2.50
2026-10-21NanoGPT$0.50 / $2.50
2026-10-21Vercel AI Gateway$0.50 / $2.50
2026-10-21Kilo Gateway$0.50 / $2.50
2026-10-21EmpirioLabs AI$0.63 / $3.13
2026-10-21Ofox$0.3536 / $1.7696
2026-10-21OpenRouter$0.50 / $2.50
2026-10-21Venice AI$0.625 / $3.125
2026-10-21Volcengine Ark Coding Plan$0 / $0
2026-10-21Volcengine Ark$0.4453 / $2.2265
2026-10-20NanoGPT$0.50 / $2.50
2026-10-20Vercel AI Gateway$0.50 / $2.50
2026-10-20Kilo Gateway$0.50 / $2.50
2026-10-20EmpirioLabs AI$0.63 / $3.13
2026-10-20Ofox$0.3536 / $1.7696
2026-10-20OpenRouter$0.50 / $2.50
2026-10-20Volcengine Ark Coding Plan$0 / $0
2026-10-20Volcengine Ark$0.4453 / $2.2265
2026-10-19NanoGPT$0.50 / $2.50
2026-10-19Vercel AI Gateway$0.50 / $2.50
2026-10-19EmpirioLabs AI$0.63 / $3.13
2026-10-19Ofox$0.3536 / $1.7696
2026-10-19Volcengine Ark Coding Plan$0 / $0
2026-10-19Volcengine Ark$0.4453 / $2.2265
2026-10-18NanoGPT$0.50 / $2.50
2026-10-18Vercel AI Gateway$0.50 / $2.50
2026-10-18EmpirioLabs AI$0.63 / $3.13
2026-10-18Ofox$0.3536 / $1.7696
2026-10-18Volcengine Ark Coding Plan$0 / $0
2026-10-18Volcengine Ark$0.4453 / $2.2265
2026-10-17NanoGPT$0.50 / $2.50
2026-10-17Vercel AI Gateway$0.50 / $2.50
2026-10-17EmpirioLabs AI$0.63 / $3.13
2026-10-17Ofox$0.3536 / $1.7696
2026-10-17Volcengine Ark Coding Plan$0 / $0
2026-10-17Volcengine Ark$0.4453 / $2.2265
2026-10-12NanoGPT$0.50 / $2.50
2026-10-12Vercel AI Gateway$0.50 / $2.50
2026-10-12EmpirioLabs AI$0.63 / $3.13
2026-10-12Ofox$0.3536 / $1.7696
2026-10-12Volcengine Ark Coding Plan$0 / $0
2026-10-12Volcengine Ark$0.4453 / $2.2265
2026-10-12NanoGPT$0.50 / $2.50
2026-10-12Vercel AI Gateway$0.50 / $2.50
2026-10-12EmpirioLabs AI$0.63 / $3.13
2026-10-12Ofox$0.3536 / $1.7696
2026-10-12Volcengine Ark Coding Plan$0 / $0
2026-10-12Volcengine Ark$0.4453 / $2.2265
2026-10-11NanoGPT$0.50 / $2.50
2026-10-11Vercel AI Gateway$0.50 / $2.50
2026-10-11EmpirioLabs AI$0.63 / $3.13
2026-10-11Ofox$0.3536 / $1.7696
2026-10-11Volcengine Ark Coding Plan$0 / $0
2026-10-11Volcengine Ark$0.4453 / $2.2265
2026-10-10NanoGPT$0.50 / $2.50
2026-10-10Vercel AI Gateway$0.50 / $2.50
2026-10-10EmpirioLabs AI$0.63 / $3.13
2026-10-10Ofox$0.3536 / $1.7696
2026-10-10Volcengine Ark Coding Plan$0 / $0
2026-10-10Volcengine Ark$0.4453 / $2.2265
2026-10-09NanoGPT$0.50 / $2.50
2026-10-09Vercel AI Gateway$0.50 / $2.50
2026-10-09EmpirioLabs AI$0.63 / $3.13
2026-10-09Ofox$0.3536 / $1.7696
2026-10-09Volcengine Ark Coding Plan$0 / $0
2026-10-09Volcengine Ark$0.4453 / $2.2265
2026-10-09EmpirioLabs AI$0.63 / $3.13
2026-10-09Ofox$0.3536 / $1.7696
2026-10-09Volcengine Ark Coding Plan$0 / $0
2026-10-09Volcengine Ark$0.4453 / $2.2265
2026-10-08EmpirioLabs AI$0.63 / $3.13
2026-10-08Ofox$0.3536 / $1.7696
2026-10-08Volcengine Ark Coding Plan$0 / $0
2026-10-08Volcengine Ark$0.4453 / $2.2265
2026-10-07EmpirioLabs AI$0.63 / $3.13
2026-10-07Ofox$0.3536 / $1.7696
2026-10-07Volcengine Ark Coding Plan$0 / $0
2026-10-07Volcengine Ark$0.4453 / $2.2265
2026-09-22EmpirioLabs AI$0.63 / $3.13
2026-09-22Ofox$0.3536 / $1.7696
2026-09-22Volcengine Ark Coding Plan$0 / $0
2026-09-22Volcengine Ark$0.4453 / $2.2265
2026-09-21EmpirioLabs AI$0.63 / $3.13
2026-09-21Ofox$0.3536 / $1.7696
2026-09-21Volcengine Ark Coding Plan$0 / $0
2026-09-21Volcengine Ark$0.4453 / $2.2265
2026-09-20EmpirioLabs AI$0.63 / $3.13
2026-09-20Ofox$0.3536 / $1.7696
2026-09-20Volcengine Ark Coding Plan$0 / $0
2026-09-20Volcengine Ark$0.4453 / $2.2265
2026-09-19EmpirioLabs AI$0.63 / $3.13
2026-09-19Ofox$0.3536 / $1.7696
2026-09-19Volcengine Ark Coding Plan$0 / $0
2026-09-19Volcengine Ark$0.4453 / $2.2265
2026-09-18EmpirioLabs AI$0.63 / $3.13
2026-09-18Ofox$0.3536 / $1.7696
2026-09-18Volcengine Ark Coding Plan$0 / $0
2026-09-18Volcengine Ark$0.4453 / $2.2265
2026-09-17EmpirioLabs AI$0.63 / $3.13
2026-09-17Ofox$0.3536 / $1.7696
2026-09-17Volcengine Ark Coding Plan$0 / $0
2026-09-17Volcengine Ark$0.4453 / $2.2265