diff --git a/channel/apiv1/cloud_channel_client.go b/channel/apiv1/cloud_channel_client.go
index 6efbce98d5f..61de846bc2d 100644
--- a/channel/apiv1/cloud_channel_client.go
+++ b/channel/apiv1/cloud_channel_client.go
@@ -67,6 +67,7 @@ type CloudChannelCallOptions struct {
 	GetChannelPartnerLink           []gax.CallOption
 	CreateChannelPartnerLink        []gax.CallOption
 	UpdateChannelPartnerLink        []gax.CallOption
+	LookupOffer                     []gax.CallOption
 	ListProducts                    []gax.CallOption
 	ListSkus                        []gax.CallOption
 	ListOffers                      []gax.CallOption
@@ -256,6 +257,17 @@ func defaultCloudChannelCallOptions() *CloudChannelCallOptions {
 				})
 			}),
 		},
+		LookupOffer: []gax.CallOption{
+			gax.WithRetry(func() gax.Retryer {
+				return gax.OnCodes([]codes.Code{
+					codes.Unavailable,
+				}, gax.Backoff{
+					Initial:    1000 * time.Millisecond,
+					Max:        10000 * time.Millisecond,
+					Multiplier: 1.30,
+				})
+			}),
+		},
 		ListProducts: []gax.CallOption{
 			gax.WithRetry(func() gax.Retryer {
 				return gax.OnCodes([]codes.Code{
@@ -388,6 +400,7 @@ type internalCloudChannelClient interface {
 	GetChannelPartnerLink(context.Context, *channelpb.GetChannelPartnerLinkRequest, ...gax.CallOption) (*channelpb.ChannelPartnerLink, error)
 	CreateChannelPartnerLink(context.Context, *channelpb.CreateChannelPartnerLinkRequest, ...gax.CallOption) (*channelpb.ChannelPartnerLink, error)
 	UpdateChannelPartnerLink(context.Context, *channelpb.UpdateChannelPartnerLinkRequest, ...gax.CallOption) (*channelpb.ChannelPartnerLink, error)
+	LookupOffer(context.Context, *channelpb.LookupOfferRequest, ...gax.CallOption) (*channelpb.Offer, error)
 	ListProducts(context.Context, *channelpb.ListProductsRequest, ...gax.CallOption) *ProductIterator
 	ListSkus(context.Context, *channelpb.ListSkusRequest, ...gax.CallOption) *SkuIterator
 	ListOffers(context.Context, *channelpb.ListOffersRequest, ...gax.CallOption) *OfferIterator
@@ -474,7 +487,7 @@ func (c *CloudChannelClient) ListCustomers(ctx context.Context, req *channelpb.L
 	return c.internalClient.ListCustomers(ctx, req, opts...)
 }
 
-// GetCustomer returns a requested Customer resource.
+// GetCustomer returns the requested Customer resource.
 //
 // Possible error codes:
 //
@@ -552,7 +565,7 @@ func (c *CloudChannelClient) UpdateCustomer(ctx context.Context, req *channelpb.
 	return c.internalClient.UpdateCustomer(ctx, req, opts...)
 }
 
-// DeleteCustomer deletes the given Customer permanently and irreversibly.
+// DeleteCustomer deletes the given Customer permanently.
 //
 // Possible error codes:
 //
@@ -670,7 +683,7 @@ func (c *CloudChannelClient) ListTransferableOffers(ctx context.Context, req *ch
 	return c.internalClient.ListTransferableOffers(ctx, req, opts...)
 }
 
-// GetEntitlement returns a requested Entitlement resource.
+// GetEntitlement returns the requested Entitlement resource.
 //
 // Possible error codes:
 //
@@ -1135,7 +1148,7 @@ func (c *CloudChannelClient) ListChannelPartnerLinks(ctx context.Context, req *c
 	return c.internalClient.ListChannelPartnerLinks(ctx, req, opts...)
 }
 
-// GetChannelPartnerLink returns a requested ChannelPartnerLink resource.
+// GetChannelPartnerLink returns the requested ChannelPartnerLink resource.
 // You must be a distributor to call this method.
 //
 // Possible error codes:
@@ -1217,6 +1230,22 @@ func (c *CloudChannelClient) UpdateChannelPartnerLink(ctx context.Context, req *
 	return c.internalClient.UpdateChannelPartnerLink(ctx, req, opts...)
 }
 
+// LookupOffer returns the requested Offer resource.
+//
+// Possible error codes:
+//
+//   PERMISSION_DENIED: The entitlement doesn’t belong to the reseller.
+//
+//   INVALID_ARGUMENT: Required request parameters are missing or invalid.
+//
+//   NOT_FOUND: Entitlement or offer was not found.
+//
+// Return value:
+// The Offer resource.
+func (c *CloudChannelClient) LookupOffer(ctx context.Context, req *channelpb.LookupOfferRequest, opts ...gax.CallOption) (*channelpb.Offer, error) {
+	return c.internalClient.LookupOffer(ctx, req, opts...)
+}
+
 // ListProducts lists the Products the reseller is authorized to sell.
 //
 // Possible error codes:
@@ -2108,6 +2137,27 @@ func (c *cloudChannelGRPCClient) UpdateChannelPartnerLink(ctx context.Context, r
 	return resp, nil
 }
 
+func (c *cloudChannelGRPCClient) LookupOffer(ctx context.Context, req *channelpb.LookupOfferRequest, opts ...gax.CallOption) (*channelpb.Offer, error) {
+	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
+		cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
+		defer cancel()
+		ctx = cctx
+	}
+	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "entitlement", url.QueryEscape(req.GetEntitlement())))
+	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
+	opts = append((*c.CallOptions).LookupOffer[0:len((*c.CallOptions).LookupOffer):len((*c.CallOptions).LookupOffer)], opts...)
+	var resp *channelpb.Offer
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.cloudChannelClient.LookupOffer(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
 func (c *cloudChannelGRPCClient) ListProducts(ctx context.Context, req *channelpb.ListProductsRequest, opts ...gax.CallOption) *ProductIterator {
 	ctx = insertMetadata(ctx, c.xGoogMetadata)
 	opts = append((*c.CallOptions).ListProducts[0:len((*c.CallOptions).ListProducts):len((*c.CallOptions).ListProducts)], opts...)
diff --git a/channel/apiv1/cloud_channel_client_example_test.go b/channel/apiv1/cloud_channel_client_example_test.go
index e7d11b60c9f..5191937e53b 100644
--- a/channel/apiv1/cloud_channel_client_example_test.go
+++ b/channel/apiv1/cloud_channel_client_example_test.go
@@ -590,6 +590,25 @@ func ExampleCloudChannelClient_UpdateChannelPartnerLink() {
 	_ = resp
 }
 
+func ExampleCloudChannelClient_LookupOffer() {
+	ctx := context.Background()
+	c, err := channel.NewCloudChannelClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	defer c.Close()
+
+	req := &channelpb.LookupOfferRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.LookupOffer(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
 func ExampleCloudChannelClient_ListProducts() {
 	ctx := context.Background()
 	c, err := channel.NewCloudChannelClient(ctx)
diff --git a/channel/apiv1/doc.go b/channel/apiv1/doc.go
index 6fca36d9078..87f7042763a 100644
--- a/channel/apiv1/doc.go
+++ b/channel/apiv1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210607"
+const versionClient = "20210608"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/channel/apiv1/gapic_metadata.json b/channel/apiv1/gapic_metadata.json
index dd962451109..70fd450e2eb 100644
--- a/channel/apiv1/gapic_metadata.json
+++ b/channel/apiv1/gapic_metadata.json
@@ -130,6 +130,11 @@
                 "ListTransferableSkus"
               ]
             },
+            "LookupOffer": {
+              "methods": [
+                "LookupOffer"
+              ]
+            },
             "ProvisionCloudIdentity": {
               "methods": [
                 "ProvisionCloudIdentity"
diff --git a/container/apiv1/doc.go b/container/apiv1/doc.go
index 6fe56a140b5..531eb3fe1e2 100644
--- a/container/apiv1/doc.go
+++ b/container/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210607"
+const versionClient = "20210608"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/debugger/apiv2/doc.go b/debugger/apiv2/doc.go
index 90b3abbafd5..b7d07f4c2b7 100644
--- a/debugger/apiv2/doc.go
+++ b/debugger/apiv2/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210607"
+const versionClient = "20210608"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/dialogflow/cx/apiv3beta1/doc.go b/dialogflow/cx/apiv3beta1/doc.go
index 7daa4264150..7b8610494f6 100644
--- a/dialogflow/cx/apiv3beta1/doc.go
+++ b/dialogflow/cx/apiv3beta1/doc.go
@@ -51,7 +51,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210607"
+const versionClient = "20210608"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/go.mod b/go.mod
index 14fb1e76c03..bf2994b167a 100644
--- a/go.mod
+++ b/go.mod
@@ -17,7 +17,7 @@ require (
 	golang.org/x/text v0.3.6
 	golang.org/x/tools v0.1.2
 	google.golang.org/api v0.48.0
-	google.golang.org/genproto v0.0.0-20210608175058-d8f7434f6428
+	google.golang.org/genproto v0.0.0-20210608205507-b6d2f5bf0d7d
 	google.golang.org/grpc v1.38.0
 	google.golang.org/protobuf v1.26.0
 )
diff --git a/go.sum b/go.sum
index 9af2daf1109..24521f6270b 100644
--- a/go.sum
+++ b/go.sum
@@ -448,8 +448,8 @@ google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaE
 google.golang.org/genproto v0.0.0-20210513213006-bf773b8c8384/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/genproto v0.0.0-20210602131652-f16073e35f0c/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
 google.golang.org/genproto v0.0.0-20210604141403-392c879c8b08/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
-google.golang.org/genproto v0.0.0-20210608175058-d8f7434f6428 h1:ITsjBuiO/w/WrKEnQQNVf771ttSDxvlH3cfVloxqKXA=
-google.golang.org/genproto v0.0.0-20210608175058-d8f7434f6428/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
+google.golang.org/genproto v0.0.0-20210608205507-b6d2f5bf0d7d h1:KzwjikDymrEmYYbdyfievTwjEeGlu+OM6oiKBkF3Jfg=
+google.golang.org/genproto v0.0.0-20210608205507-b6d2f5bf0d7d/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/internal/generated/snippets/channel/apiv1/CloudChannelClient/LookupOffer/main.go b/internal/generated/snippets/channel/apiv1/CloudChannelClient/LookupOffer/main.go
new file mode 100644
index 00000000000..ac2559e8d86
--- /dev/null
+++ b/internal/generated/snippets/channel/apiv1/CloudChannelClient/LookupOffer/main.go
@@ -0,0 +1,45 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// [START cloudchannel_v1_generated_CloudChannelService_LookupOffer_sync]
+
+package main
+
+import (
+	"context"
+
+	channel "cloud.google.com/go/channel/apiv1"
+	channelpb "google.golang.org/genproto/googleapis/cloud/channel/v1"
+)
+
+func main() {
+	ctx := context.Background()
+	c, err := channel.NewCloudChannelClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	defer c.Close()
+
+	req := &channelpb.LookupOfferRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.LookupOffer(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+// [END cloudchannel_v1_generated_CloudChannelService_LookupOffer_sync]
diff --git a/internal/generated/snippets/go.mod b/internal/generated/snippets/go.mod
index 23b8905a5e0..8704b2ae832 100644
--- a/internal/generated/snippets/go.mod
+++ b/internal/generated/snippets/go.mod
@@ -31,6 +31,6 @@ require (
 	cloud.google.com/go/pubsub v1.9.1
 	cloud.google.com/go/pubsublite v0.83.0
 	cloud.google.com/go/spanner v0.83.0
-	google.golang.org/api v0.47.0
-	google.golang.org/genproto v0.0.0-20210604141403-392c879c8b08
+	google.golang.org/api v0.48.0
+	google.golang.org/genproto v0.0.0-20210608175058-d8f7434f6428
 )
diff --git a/internal/generated/snippets/go.sum b/internal/generated/snippets/go.sum
index bed49bb8700..e316ed11f6a 100644
--- a/internal/generated/snippets/go.sum
+++ b/internal/generated/snippets/go.sum
@@ -107,8 +107,9 @@ golang.org/x/sys v0.0.0-20210320140829-1e4c9ba3b0c4/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20210514084401-e8d321eab015 h1:hZR0X1kPW+nwyJ9xRxqZk1vx5RUObAPBdKVvXPDUH/E=
 golang.org/x/sys v0.0.0-20210514084401-e8d321eab015/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20210603125802-9665404d3644 h1:CA1DEQ4NdKphKeL70tvsWNdT5oFh1lOjihRcEDROi0I=
+golang.org/x/sys v0.0.0-20210603125802-9665404d3644/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
@@ -132,8 +133,9 @@ golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8T
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-google.golang.org/api v0.47.0 h1:sQLWZQvP6jPGIP4JGPkJu4zHswrv81iobiyszr3b/0I=
 google.golang.org/api v0.47.0/go.mod h1:Wbvgpq1HddcWVtzsVLyfLp8lDg6AA241LmgIL59tHXo=
+google.golang.org/api v0.48.0 h1:RDAPWfNFY06dffEXfn7hZF5Fr1ZbnChzfQZAPyBd1+I=
+google.golang.org/api v0.48.0/go.mod h1:71Pr1vy+TAZRPkPs/xlCf5SsU8WjuAWv1Pfjbtukyy4=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/appengine v1.6.6/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
@@ -144,8 +146,10 @@ google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20210513213006-bf773b8c8384/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/genproto v0.0.0-20210602131652-f16073e35f0c/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
-google.golang.org/genproto v0.0.0-20210604141403-392c879c8b08 h1:pc16UedxnxXXtGxHCSUhafAoVHQZ0yXl8ZelMH4EETc=
 google.golang.org/genproto v0.0.0-20210604141403-392c879c8b08/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
+google.golang.org/genproto v0.0.0-20210607140030-00d4fb20b1ae/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
+google.golang.org/genproto v0.0.0-20210608175058-d8f7434f6428 h1:ITsjBuiO/w/WrKEnQQNVf771ttSDxvlH3cfVloxqKXA=
+google.golang.org/genproto v0.0.0-20210608175058-d8f7434f6428/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
diff --git a/lifesciences/apiv2beta/doc.go b/lifesciences/apiv2beta/doc.go
index 007f24a19c3..bc2d240618a 100644
--- a/lifesciences/apiv2beta/doc.go
+++ b/lifesciences/apiv2beta/doc.go
@@ -51,7 +51,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210607"
+const versionClient = "20210608"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/resourcesettings/apiv1/doc.go b/resourcesettings/apiv1/doc.go
index 752a84b7968..129aa027d16 100644
--- a/resourcesettings/apiv1/doc.go
+++ b/resourcesettings/apiv1/doc.go
@@ -52,7 +52,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210607"
+const versionClient = "20210608"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)