openenv-echo-world-model-distilgpt2-seed2

burtenshaw/openenv-echo-world-model-distilgpt2-seed2

openenv-echo-world-model-distilgpt2-seed2 is a text generation model from burtenshaw. Use it when you need the model to write or continue text. It is set up for transformers. The card lists the license as apache-2.0.

This checkpoint was trained with examples/echoworldmodel/trainecho.py to predict OpenEnv terminal environment outputs from verifier-free ECHO loss.

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At a glance

Task: Text Generation
Library: transformers
License: apache-2.0
Model type: gpt2
Access: Public
Created: Jun 22, 2026
Updated: Jun 22, 2026
SHA: fc5cb5ff

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From the Hugging Face model README

OpenEnv ECHO World Model

This checkpoint was trained with examples/echo_world_model/train_echo.py to predict OpenEnv terminal environment outputs from verifier-free ECHO loss.

Training Metrics

metric	value
`best_step`	`35`
`heldout_ce_after`	`0.26466473937034607`
`heldout_ce_before`	`6.246147632598877`
`heldout_ce_delta`	`-5.981482893228531`
`heldout_ce_improvement_pct`	`95.76275242056317`
`heldout_token_acc_after`	`0.8421052631578947`
`heldout_token_acc_before`	`0.10526315789473684`
`lr`	`5e-05`
`model`	`distilgpt2`
`seed`	`2`
`steps`	`60`

Task: Text Generation
Library: transformers
Type: gpt2
License: apache-2.0
Created: Jun 22, 2026
Updated: Jun 22, 2026