Files
ds2api/internal/util/token_count_tiktoken.go
CJACK fd0ec29991 refactor: generalize DSML tag parsing to tolerate model noise; split tiktoken by build tags
Replace hardcoded DSML typo variant lists in Go/Node tool call parsers with
generalized prefix consumption that tolerates repeated leading <, repeated DSML
prefix noise, and trailing pipe terminators. Split tiktoken-dependent token
counting into a build-tagged file for non-cgo platform compatibility. Add /data
directory to Dockerfile for bind-mount permissions.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-05-01 15:17:11 +08:00

45 lines
1.1 KiB
Go

//go:build !386 && !arm && !mips && !mipsle && !wasm
package util
import (
"strings"
tiktoken "github.com/hupe1980/go-tiktoken"
)
func countWithTokenizer(text, model string) int {
text = strings.TrimSpace(text)
if text == "" {
return 0
}
encoding, err := tiktoken.NewEncodingForModel(tokenizerModelForCount(model))
if err != nil {
return 0
}
ids, _, err := encoding.Encode(text, nil, nil)
if err != nil {
return 0
}
return len(ids)
}
func tokenizerModelForCount(model string) string {
model = strings.ToLower(strings.TrimSpace(model))
if model == "" {
return defaultTokenizerModel
}
switch {
case strings.HasPrefix(model, "claude"):
return claudeTokenizerModel
case strings.HasPrefix(model, "gpt-4"), strings.HasPrefix(model, "gpt-5"), strings.HasPrefix(model, "o1"), strings.HasPrefix(model, "o3"), strings.HasPrefix(model, "o4"):
return defaultTokenizerModel
case strings.HasPrefix(model, "deepseek-v4"):
return defaultTokenizerModel
case strings.HasPrefix(model, "deepseek"):
return defaultTokenizerModel
default:
return defaultTokenizerModel
}
}