router-for-me/CLIProxyAPI · error

failed to decode Realtime call request: %w

Error message

failed to decode Realtime call request: %w

What it means

Error "failed to decode Realtime call request: %w" thrown in router-for-me/CLIProxyAPI.

Source

Thrown at internal/client/codex/live/live.go:565

func applyClientSecretCallSession(body []byte, contentType, model string, session json.RawMessage) ([]byte, string, string, error) {
	if len(session) == 0 {
		return body, contentType, model, nil
	}
	mediaType, _, errMediaType := mime.ParseMediaType(contentType)
	if errMediaType == nil && (strings.EqualFold(mediaType, "application/sdp") || strings.EqualFold(mediaType, "text/plain")) {
		encoded, errEncode := encodeCallRequest(string(body), session)
		if errEncode != nil {
			return nil, "", "", errEncode
		}
		return encoded, "application/json", modelFromJSON(session), nil
	}
	if errMediaType != nil || !strings.EqualFold(mediaType, "application/json") {
		return nil, "", "", errors.New("Realtime client secrets require an SDP or JSON call request")
	}
	var payload map[string]json.RawMessage
	if errUnmarshal := json.Unmarshal(body, &payload); errUnmarshal != nil {
		return nil, "", "", fmt.Errorf("failed to decode Realtime call request: %w", errUnmarshal)
	}
	payload["session"] = append(json.RawMessage(nil), session...)
	encoded, errMarshal := json.Marshal(payload)
	if errMarshal != nil {
		return nil, "", "", fmt.Errorf("failed to encode Realtime call request: %w", errMarshal)
	}
	return encoded, "application/json", modelFromJSON(session), nil
}

func rewriteCallRequestModel(body []byte, contentType, model string) ([]byte, string, error) {
	upstreamModel := codexRealtimeModel(model)
	mediaType, _, errMediaType := mime.ParseMediaType(contentType)
	if errMediaType != nil || !strings.EqualFold(mediaType, "application/json") || len(bytes.TrimSpace(body)) == 0 {
		return body, upstreamModel, nil
	}
	var payload map[string]json.RawMessage
	if errUnmarshal := json.Unmarshal(body, &payload); errUnmarshal != nil {
		return nil, "", fmt.Errorf("failed to decode Realtime call request: %w", errUnmarshal)

View on GitHub (pinned to 78f0c4079e)

Solutions

1. Send a valid JSON Realtime call request body.
2. Fix the JSON syntax error reported by the wrapped decode error.

When it happens

Trigger: Thrown at internal/client/codex/live/live.go:565 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

• Parsing and encoding errors: unexpected token, malformed input — why parsers reject input and how to find the real culprit.

AI-assisted analysis of router-for-me/CLIProxyAPI@78f0c4079e (2026-08-15). Data as JSON: /api/errors/43db13e195123c49. Report an issue: GitHub.