Skip to content

Fix two issues with costs #1732

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
dgageot merged 2 commits into from
Feb 14, 2026
Merged

Fix two issues with costs #1732

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
fea0b2e
fix: nil pointer dereference when RateLimit present without Usage
dgageot Feb 14, 2026
354759b
fix: avoid double-counting session cost with cumulative usage providers
dgageot Feb 14, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
14 changes: 8 additions & 6 deletions pkg/runtime/runtime.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1093,9 +1093,9 @@ func (r *LocalRuntime) RunStream(ctx context.Context, sess *session.Session) <-c
Cost: messageCost,
Model: messageModel,
}
}
if res.RateLimit != nil {
msgUsage.RateLimit = *res.RateLimit
if res.RateLimit != nil {
msgUsage.RateLimit = *res.RateLimit
}
}

addAgentMessage(sess, a, &assistantMessage, events)
Expand Down Expand Up @@ -1270,6 +1270,7 @@ func (r *LocalRuntime) handleStream(ctx context.Context, stream chat.MessageStre
var actualModelEventEmitted bool
var messageUsage *chat.Usage
var messageRateLimit *chat.RateLimit
var prevStreamCost float64 // cost contributed by previous usage emission in this stream

modelID := getAgentModelID(a)
toolCallIndex := make(map[string]int) // toolCallID -> index in toolCalls slice
Expand All @@ -1292,11 +1293,12 @@ func (r *LocalRuntime) handleStream(ctx context.Context, stream chat.MessageStre
messageUsage = response.Usage

if m != nil && m.Cost != nil {
cost := float64(response.Usage.InputTokens)*m.Cost.Input +
streamCost := (float64(response.Usage.InputTokens)*m.Cost.Input +
float64(response.Usage.OutputTokens)*m.Cost.Output +
float64(response.Usage.CachedInputTokens)*m.Cost.CacheRead +
float64(response.Usage.CacheWriteTokens)*m.Cost.CacheWrite
sess.Cost += cost / 1e6
float64(response.Usage.CacheWriteTokens)*m.Cost.CacheWrite) / 1e6
sess.Cost += streamCost - prevStreamCost
prevStreamCost = streamCost
}

sess.InputTokens = response.Usage.InputTokens + response.Usage.CachedInputTokens + response.Usage.CacheWriteTokens
Expand Down