JuliusBrussee/caveman · error

bedrock Mantle region %q is not on the allowlist

Error message

bedrock Mantle region %q is not on the allowlist

What it means

Error "bedrock Mantle region %q is not on the allowlist" thrown in JuliusBrussee/caveman.

Source

Thrown at proxy/providers/bedrock/routing.go:186

			return nil, fmt.Errorf("bedrock region %q is not on the allowlist", region)
		}
		modelID, action := parseModelPath(req.URL.Path)
		if modelID == "" || action == "" {
			return nil, fmt.Errorf("bedrock request path %q does not name a model and action", req.URL.Path)
		}
		if !actionAllowed(action) {
			return nil, fmt.Errorf("bedrock action %q is not allowed", action)
		}
		if !modelAllowed(modelID) {
			return nil, fmt.Errorf("bedrock model %q is not on the allowlist", modelID)
		}
		base.Path = strings.TrimRight(base.Path, "/") + strings.TrimPrefix(req.URL.Path, "/bedrock")
	case endpointMantle:
		if !env.Bool("CAVE_BEDROCK_MANTLE_ENABLED", false) {
			return nil, fmt.Errorf("bedrock Mantle endpoint is not enabled")
		}
		if !MantleRegionAllowed(region) {
			return nil, fmt.Errorf("bedrock Mantle region %q is not on the allowlist", region)
		}
		if !mantleActionAllowed(req.URL.Path) {
			return nil, fmt.Errorf("bedrock Mantle path %q is not allowed", req.URL.Path)
		}
		base, err = resolveMantleBase(base, region)
		if err != nil {
			return nil, err
		}
		base.Path = strings.TrimRight(base.Path, "/") + strings.TrimPrefix(req.URL.Path, "/bedrock")
	default:
		return nil, fmt.Errorf("bedrock request path %q is not allowed", req.URL.Path)
	}
	base.RawQuery = req.URL.RawQuery

	if env.IsProduction() {
		if err := ssrf.ValidateURL(ctx, base.String(), ssrf.ManagedConfig()); err != nil {
			return nil, err
		}

View on GitHub (pinned to 27d5a3981a)

Solutions

1. Use a Mantle region on the allowlist.

When it happens

Trigger: Thrown at proxy/providers/bedrock/routing.go:186 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of JuliusBrussee/caveman@27d5a3981a (2026-08-15). Data as JSON: /api/errors/8a5c7b4b064f0879. Report an issue: GitHub.