Open Subtitle Translator (GPT-5)

Open Subtitle Translator — GPT-5

Paste your API key, upload an SRT, pick languages, and translate with strict SRT validation.

OpenAI API key

Used only for this session; not stored.

Model

Approx. SRT blocks per batch

5 20

Use previous-batch target as context

Source language

Target language

Price — input $/M tokens (configurable)

Price — output $/M tokens (configurable)

Glossary / Policy

Extra instructions (optional)

Upload SRT

Debug mode

Translated SRT (preview)

Validation / Log