Cline is an open-source autonomous coding agent for VS Code. It plans and applies multi-file changes, runs terminal commands, and works with any OpenAI-compatible provider, with its source on GitHub under Apache-2.0. Point its OpenAI-Compatible provider at Opper's base URL to run it on any of 700+ models, with fallbacks and a choice of region built in.
ClineoninPaste this into your coding agent (Claude Code, Cursor, Codex, and more) and it will set up and build with Opper for you.
GLM-5.3-FlashX runs on the routes below. Route only to EU providers when your data has to stay in Europe.
| Provider | Region | Zero data retention | Training | Input | Output | Cache read |
|---|---|---|---|---|---|---|
| Multi | No | $0.37 | $1.25 | $0.07 |
GLM-5.3-FlashX is Z.ai's high-speed version of GLM-5.3-Flash, serving the same native multimodal model at up to 200 tokens per second. It is built for latency-sensitive coding agents and interactive, multi-step workflows.
Step-by-step setup for running Cline on each of these models through Opper.
Point Cursor's OpenAI base URL at Opper to run it on any of 700+ models.
OpenAI-compatible
Add Opper as an OpenAI provider in config.yaml and Continue's chat, edit and autocomplete run on any model.
OpenAI-compatible
The open-source coding agent for VS Code. Opper is in its provider catalogue: pick it, paste your key, and run Kilo on any of 700+ models.
Opper built in