model

Nov 1, 2026

Changes in this version

+ const OpenCodeZenProvider

+ func OpenCodeModelID(name string) string

Oct 31, 2026

Changes in this version

+ var DefaultRuntime = NewRuntime()

+ func DefaultPrices() map[string][3]float64

type Anthropic

+ Runtime *Runtime

type Codex

+ Runtime *Runtime

type OpenAI

+ Runtime *Runtime

type OpenAIResponses

+ Runtime *Runtime

type Options

+ Runtime *Runtime

+ type Runtime struct

+ HTTP *http.Client

+ MaxAttempts int

+ PriceOverride [2]float64

+ Prices map[string][3]float64

+ RetryBase time.Duration

+ func NewRuntime() *Runtime

+ func (r *Runtime) PricePerMTok(spec string) (in, out float64, ok bool)

+ func (r *Runtime) Unpriced(spec string) bool

Oct 31, 2026

Changes in this version

+ const OpenCodeProvider

+ func SetOpenCodePath(p string)

+ type OpenCode struct

+ Model string

+ Path string

+ func NewOpenCode(name string, opts HandoffOptions) (*OpenCode, error)

+ func (c *OpenCode) Args(prompt string) []string

+ func (c *OpenCode) Env() []string

+ func (c *OpenCode) Query(ctx context.Context, messages []Message, _ []ToolSpec) (Message, Cost, error)

+ func (c *OpenCode) Version(ctx context.Context) string

Oct 31, 2026

Changes in this version

+ const ClaudeCodeProvider

+ const CodexExecProvider

+ const HandoffDefaultModel

+ func SetCLIPaths(claude, codex string)

+ type ClaudeCode struct

+ Model string

+ Path string

+ func NewClaudeCode(name string, opts HandoffOptions) (*ClaudeCode, error)

+ func (c *ClaudeCode) Args() []string

+ func (c *ClaudeCode) Query(ctx context.Context, messages []Message, _ []ToolSpec) (Message, Cost, error)

+ type CodexExec struct

+ Model string

+ Path string

+ func NewCodexExec(name string, opts HandoffOptions) (*CodexExec, error)

+ func (c *CodexExec) Args() []string

+ func (c *CodexExec) Query(ctx context.Context, messages []Message, _ []ToolSpec) (Message, Cost, error)

+ type HandoffOptions struct

+ Dir string

+ ReadOnly bool

+ type MissingCLIError struct

+ Binary string

+ Configured string

+ Docs string

+ Install string

+ Provider string

+ SignIn string

+ func (e *MissingCLIError) Error() string

type Options

+ Handoff HandoffOptions

Oct 27, 2026

Changes in this version

+ func PricePerMTok(spec string) (in, out float64, ok bool)

Oct 26, 2026

Changes in this version

+ const DefaultAnthropicMaxTokens

+ const ExtraAnthropicContent

+ const ExtraCodexReasoning

+ const ExtraModel

+ const ExtraTruncated

+ const ExtraTruncationReason

+ const ImageTokenEstimate

+ const MaxFallbackModels

+ const MaxTaskImages

+ const OpenAIAPIAuto

+ const OpenAIAPIChat

+ const OpenAIAPIResponses

+ const ProviderAPIAnthropic

+ const ProviderAPIChat

+ const ProviderAPIResponses

+ var ImageMIMETypes = map[string]bool

+ var OnCredentials func(values ...string)

+ var OpenAIAPIs = []string

+ var ReasoningEfforts = []string

+ func AttachmentInfo(images []Image) []map[string]any

+ func AttachmentLabels(images []Image) string

+ func CheckProviderEnv(spec string) error

+ func FormatBytes(n int) string

+ func InsecureBaseURL(d ProviderDef) bool

+ func IsRetryExhausted(err error) bool

+ func MaxOutputTokensSupported(spec string) error

+ func MissingKeyEnv(spec string) string

+ func OllamaBaseURL() string

+ func OpenAITransport(spec, setting string) string

+ func ReasoningChars(m Message) int

+ func ResolveOpenAIAPI(setting, base string) string

+ func SameProvider(a, b string) bool

+ func SetMaxOutputTokens(m Model, spec string, n int) error

+ func SetProviders(defs []ProviderDef)

+ func SetReasoningEffort(m Model, spec, effort string) error

+ func Truncated(m Message) (bool, string)

+ func ValidOpenAIAPI(v string) bool

+ func ValidReasoningEffort(v string) bool

+ func WithFallbackObserver(ctx context.Context, fn func(Switch)) context.Context

+ func WithRetryObserver(ctx context.Context, fn func(Retry)) context.Context

type Anthropic

+ Headers map[string]string

+ OmitEmptyKey bool

+ Price *[3]float64

+ ReasoningEffort string

type Codex

+ ReasoningEffort string

+ type Fallback struct

+ Entries []FallbackEntry

+ func NewFallback(primary FallbackEntry, fallbacks ...FallbackEntry) *Fallback

+ func (f *Fallback) Active() string

+ func (f *Fallback) Query(ctx context.Context, messages []Message, tools []ToolSpec) (Message, Cost, error)

+ type FallbackEntry struct

+ Model Model

+ Spec string

+ type Image struct

+ Data string

+ Label string

+ MIMEType string

+ func NewImage(mime, label string, raw []byte) Image

+ func (im Image) DataURL() string

+ func (im Image) Placeholder() string

+ func (im Image) Size() int

type Message

+ Images []Image

+ func ForModel(messages []Message, spec, primary string) []Message

type Model

+ func NewWith(spec string, onText func(string), opts Options) (Model, error)

+ type ModelMeta struct

+ CacheReadMultiplier float64

+ ContextWindow int

+ InputPricePerMTok float64

+ OutputPricePerMTok float64

type OpenAI

+ Headers map[string]string

+ MaxOutputKey string

+ MaxOutputTokens int

+ NestedReasoning bool

+ Price *[3]float64

+ ReasoningEffort string

+ type OpenAIResponses struct

+ APIKey string

+ BaseURL string

+ Headers map[string]string

+ MaxOutputTokens int

+ Model string

+ OnText func(string)

+ Price *[3]float64

+ ReasoningEffort string

+ func (o *OpenAIResponses) Query(ctx context.Context, messages []Message, tools []ToolSpec) (Message, Cost, error)

+ type Options struct

+ OpenAIAPI string

+ type ProviderDef struct

+ API string

+ APIKeyEnv string

+ BaseURL string

+ EnvHeaders map[string]string

+ Headers map[string]string

+ ID string

+ Models map[string]ModelMeta

+ func ConfiguredProvider(spec string) (ProviderDef, bool)

+ type ProviderEnvError struct

+ Env string

+ Provider string

+ Use string

+ func (e *ProviderEnvError) Error() string

+ type Retry struct

+ Attempt int

+ Backoff time.Duration

+ Reason string

+ type RetryExhaustedError struct

+ Attempts int

+ Err error

+ Reason string

+ func (e *RetryExhaustedError) Error() string

+ func (e *RetryExhaustedError) Unwrap() error

+ type Switch struct

+ Attempts int

+ From string

+ Reason string

+ To string

Oct 24, 2026

Changes in this version

+ var ContextWindows = map[string]int

+ func ContextWindow(spec string) int

+ func IsContextOverflow(err error) bool

+ func Unpriced(spec string) bool

Oct 24, 2026

Changes in this version

+ var PriceOverride [2]float64

+ var Prices = map[string][3]float64

+ func Hint(spec, errMsg string) string

+ type Anthropic struct

+ APIKey string

+ BaseURL string

+ MaxTokens int

+ Model string

+ OnText func(string)

+ func (a *Anthropic) Query(ctx context.Context, messages []Message, tools []ToolSpec) (Message, Cost, error)

+ type Codex struct

+ AuthFile string

+ BaseURL string

+ Model string

+ OnText func(string)

+ TokenURL string

+ func NewCodex(model string, onText func(string)) (*Codex, error)

+ func (c *Codex) Query(ctx context.Context, messages []Message, tools []ToolSpec) (Message, Cost, error)

+ type Cost struct

+ CacheReadTokens int

+ CacheWriteTokens int

+ InputTokens int

+ OutputTokens int

+ USD float64

+ type FunctionCall struct

+ Arguments string

+ Name string

+ type FunctionSpec struct

+ Description string

+ Name string

+ Parameters map[string]any

+ type Message struct

+ Content string

+ Extra map[string]any

+ Role string

+ ToolCallID string

+ ToolCalls []ToolCall

+ type Model interface

+ Query func(ctx context.Context, messages []Message, tools []ToolSpec) (Message, Cost, error)

+ func New(spec string, onText func(string)) (Model, error)

+ type OpenAI struct

+ APIKey string

+ BaseURL string

+ Model string

+ OnText func(string)

+ func NewOllama(model string) *OpenAI

+ func (o *OpenAI) Query(ctx context.Context, messages []Message, tools []ToolSpec) (Message, Cost, error)

+ type ToolCall struct

+ Function FunctionCall

+ ID string

+ Type string

+ type ToolResult struct

+ Content string

+ ToolCallID string

+ type ToolSpec struct

+ Function FunctionSpec

+ Type string