GPT OSS 21b Model Hosting - Featherless.ai

Warm

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

openai/gpt-oss-safeguard-20b

248

101,044

O

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

unsloth/gpt-oss-20b

49

21,001

U

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

RedHatAI/gpt-oss-20b

6

20,081

R

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

huihui-ai/Huihui-gpt-oss-20b-mxfp4-abliterated-v2

18

3,242

H

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

furiosa-ai/gpt-oss-20b

0

1,553

F

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

unsloth/gpt-oss-safeguard-20b

1

703

U

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

MuXodious/gpt-oss-20b-RichardErkhov-heresy

25

359

M

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

p-e-w/gpt-oss-20b-heretic-ara-v3

34

279

P

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

DavidAU/OpenAI-gpt-oss-20B-GPT5.1-5.2-DISTILL-Heretic-Uncensored-MXFP4

8

231

D

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

fesalfayed/gpt-oss-20b-hermes_agent-tool-finetune_4bit

0

227

F

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

beenyb/financial-gpt-oss-20b-q8

4

222

B

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

DavidAU/OpenAI-gpt-oss-20B-INSTRUCT-Heretic-Uncensored-MXFP4

5

210

D

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

alibidaran/MITI_GPT_OSS_20BV1_merged

1

133

A

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

arnomatic/gpt-oss-20b-heretic-scanner-V1-2

1

128

A

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

EpistemeAI/Reason-Medical-20b-4bit

3

122

E

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

kkomyoeminaung/gptoss-20b-myanmar-v3

0

111

K

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

yuvytung/gpt-oss-20b-slim

0

98

Y

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

p-e-w/gpt-oss-20b-heretic-v3

13

84

P

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

Sytheticbot/Your-gpt-oss-20b

1

63

S

Cold

{ "id": "gptoss-21b", "created_at": "2026-06-16T05:58:47.133Z", "updated_at": "2026-06-16T05:58:47.133Z", "concurrency_cost": 1, "size": 20, "parameter_size": 20000000000, "context_length": 32768, "is_moe": false, "active_parameters": null, "vision_supported": false, "input_modalities": [ "text" ], "output_modalities": [ "text" ], "family": "gpt-oss", "family_name": "GPT OSS" }

RedHatAI/gpt-oss-20b-essential

0

62

R